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Geography Home Browse by State Browse by Feature Definitions Top 10 |
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Geography Home Browse by State Browse by Feature Definitions Top 10 |
Colorado Mine
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Feature Name
|
County
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Latitude
|
Longitude
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| 1903 Mine | Boulder | 39.96278 | -105.50944 |
| 7D Tunnel | Routt | 40.83806 | -106.9225 |
| A and C Claim Mine | Park | 39.10194 | -105.47417 |
| A and H Mine | Montrose | 38.42694 | -108.93806 |
| A Griffin Ranch Mine | Fremont | 38.29333 | -105.29167 |
| A H Canfield Mine | San Miguel | 38.00361 | -108.95 |
| A M and S Group Mine | Pitkin | 39.19194 | -106.80972 |
| A M Mine | Lake | 39.25361 | -106.28861 |
| A M T and D Company Tunnel Mine | Pitkin | 39.19056 | -106.82611 |
| A Tunnel Mine | Clear Creek | 39.65806 | -105.75944 |
| A V Mine | Lake | 39.24194 | -106.28861 |
| A-J Tunnel Mine | Pitkin | 39.19722 | -106.80639 |
| A.P.T. Tunnel Mine | Clear Creek | 39.77694 | -105.68611 |
| A1 Mine | San Miguel | 38.06528 | -107.96361 |
| Aaberlite Mines | Gunnison | 38.2825 | -107.08083 |
| Abajo One-five Mine | Montrose | 38.40528 | -108.78861 |
| Abbot Pit | Mesa | 39.06889 | -108.56333 |
| Abe Lincoln Mine | Teller | 38.74556 | -105.1675 |
| ABG Mine | Dolores | 37.72417 | -108.03 |
| ACA Mine | Clear Creek | 39.76139 | -105.68306 |
| Acapulco Mine | San Juan | 37.93028 | -107.62944 |
| Accidental Mine | Clear Creek | 39.73 | -105.55139 |
| Accord Mine | Clear Creek | 39.74667 | -105.66806 |
| Ace of Diamonds Shaft Mine | Clear Creek | 39.76611 | -105.53111 |
| Acme Mine | Boulder | 39.98194 | -105.13611 |
| Acme Placer | Routt | 40.82861 | -106.92722 |
| Ada Bell Mine | San Miguel | 38.15111 | -109.03028 |
| Ada Bell Number One Mine | Teller | 38.72417 | -105.14417 |
| Ada Group of Mines | Clear Creek | 39.77139 | -105.53583 |
| Ada Mine | Clear Creek | 39.76944 | -105.53944 |
| Adak Mine | Montrose | 38.43056 | -108.82083 |
| Adams Aggregate Incorporated Pit | Adams | 39.95 | -104.85944 |
| Adams County Pit | Adams | 39.94083 | -104.87722 |
| Adams Mine | San Juan | 37.90028 | -107.64139 |
| Adams Shaft | Lake | 39.25056 | -106.27306 |
| Adams Transit Pit | Larimer | 40.58583 | -105.07972 |
| Addition Mine | Clear Creek | 39.76528 | -105.69361 |
| Addule Shaft Mine | Clear Creek | 39.76194 | -105.51694 |
| Adelbert Lode Mine | Gilpin | 39.77583 | -105.44667 |
| Adelia Mine | San Juan | 37.94333 | -107.59778 |
| Adrian Shaft Mine | Summit | 39.59944 | -105.88028 |
| Aetna Mine | Clear Creek | 39.70917 | -105.69167 |
| Afterthought Mine | Boulder | 40.12222 | -105.4 |
| Agassiz Mine | Lake | 39.24917 | -106.26778 |
| Agnes Number Seven Claim | Moffat | 40.51222 | -107.91528 |
| Agnes Number Seven Mine | Moffat | 40.51222 | -107.915 |
| Agwalt Tunnel Mine | Lake | 39.23722 | -106.24306 |
| Aileen Mine | Teller | 38.72861 | -105.16278 |
| Ainer Mine | Pitkin | 39.02 | -106.84361 |
| Air Line Mine | Clear Creek | 39.78389 | -105.54861 |
| Airborne Anomaly 56-11 Mine | Moffat | 40.80194 | -108.84361 |
| Airborne Anomaly 56-12 Mine | Moffat | 40.72083 | -107.66972 |
| Airborne Anomaly 56-13 Mine | Moffat | 40.55667 | -107.76361 |
| Airborne Anomaly 56-14 Mine | Moffat | 40.55667 | -107.76361 |
| Airborne Anomaly 56-9 Mine | Moffat | 40.84222 | -108.92194 |
| Airborne Anomaly B17-101 Mine | Moffat | 40.55361 | -107.95472 |
| Airborne Anomaly B17-102 Mine | Moffat | 40.55472 | -107.845 |
| Airborne Anomaly B17-103 Mine | Moffat | 40.69389 | -107.81917 |
| Airborne Anomaly B17-104 Mine | Moffat | 40.69528 | -107.84028 |
| Airborne Anomaly B17-105 Mine | Moffat | 40.69528 | -107.84028 |
| Airborne Anomaly B17-106 Mine | Moffat | 40.69389 | -107.81917 |
| Airborne Anomaly B17-107 Mine | Moffat | 40.69389 | -107.81917 |
| Airborne Anomaly B17-115 Mine | Moffat | 40.7375 | -107.80306 |
| Airborne Anomaly B17-117 Mine | Moffat | 40.72361 | -107.78361 |
| Airborne Anomaly B17-126 Mine | Moffat | 40.83917 | -107.95444 |
| Airborne Anomaly B17-127 Mine | Moffat | 40.76611 | -107.95722 |
| Airborne Anomaly B17-128 Mine | Moffat | 40.76611 | -107.95722 |
| Airborne Anomaly B17-89 Mine | Moffat | 40.46917 | -107.91444 |
| Airborne Anomaly B17-90 Mine | Moffat | 40.46917 | -107.91444 |
| Airborne Anomaly B17-93 Mine | Moffat | 40.48472 | -107.93528 |
| Airborne Anomaly B17-94 Mine | Moffat | 40.46944 | -107.93333 |
| Airborne Anomaly B17-95 Mine | Moffat | 40.48444 | -107.95417 |
| Airborne Anomaly B17-96 Mine | Moffat | 40.48444 | -107.95417 |
| Ajax Mica Mine | Gilpin | 39.75361 | -105.4375 |
| Ajax Mine | Boulder | 39.97778 | -105.13611 |
| Ajax Number Two Mine | Hinsdale | 38.00778 | -107.46583 |
| Ajax One Mine | Mesa | 38.67167 | -109.02528 |
| Akron Mine | Gunnison | 38.53778 | -106.39056 |
| Alabama Mine | Clear Creek | 39.76861 | -105.59222 |
| Alabama Tunnel Mine | Clear Creek | 39.73611 | -105.58944 |
| Aladdin Mine | Summit | 39.6075 | -105.90389 |
| Aladdins Lamp Mine | Teller | 38.73694 | -105.14194 |
| Alamakee Mine | Boulder | 40.06611 | -105.40528 |
| Alamo Mine | Teller | 38.73056 | -105.1625 |
| Alamo Mine Number 1 | Huerfano | 37.65778 | -104.9625 |
| Alan-Bond Mine | Boulder | 39.98194 | -105.19028 |
| Alaska Mine | Chaffee | 38.55917 | -106.27639 |
| Alaska Tunnel | Boulder | 40.07333 | -105.50667 |
| Albany Mine | Clear Creek | 39.73 | -105.50306 |
| Albert Frei and Sons Sand and Gravel Pit | Adams | 39.84444 | -104.9275 |
| Albert Mine | Clear Creek | 39.68111 | -105.72861 |
| Albion Mine | Dolores | 37.71417 | -108.08778 |
| Albion Tunnel Mine | Clear Creek | 39.70278 | -105.725 |
| Albro Group Mine | Clear Creek | 39.76806 | -105.59167 |
| Alcan Mine | Clear Creek | 39.76167 | -105.51694 |
| Alcyone Mine | Boulder | 40.07333 | -105.50667 |
| Aldrich Mine | Clear Creek | 39.67306 | -105.7775 |
| Alethea Group Mine | San Miguel | 37.78889 | -107.67139 |
| Alexander Mine | Clear Creek | 39.71722 | -105.61889 |
| Alfred Whitney Mine | Clear Creek | 39.75917 | -105.60694 |
| Algot Mine | Clear Creek | 39.71444 | -105.57167 |
| Alhambra Mine | Boulder | 39.99306 | -105.57611 |
| Alice Mine | Clear Creek | 39.81528 | -105.65472 |
| Alice Number Four Mine | San Miguel | 38.05556 | -108.93278 |
| Alice Open Pit | Boulder | 40.12917 | -105.39528 |
| Alice Placer | Lake | 39.25028 | -106.27722 |
| Aliunde Mine | Clear Creek | 39.68278 | -105.70917 |
| Alke Mine | Montrose | 38.15472 | -108.83167 |
| Alkire Tunnel Mine | Clear Creek | 39.76278 | -105.60056 |
| All Right Mine | Lake | 39.25722 | -106.28528 |
| All Stars Mine | Montrose | 38.39194 | -108.74889 |
| Allam Emory Mine | Summit | 39.58306 | -105.84083 |
| Allard Beryllium Mine | Chaffee | 38.63333 | -105.98333 |
| Allard Mine | La Plata | 37.40667 | -108.08833 |
| Allegheny Mine | Dolores | 37.69861 | -108.00583 |
| Allen Jones Mine | Bent | 37.65111 | -103.15806 |
| Allen Mine | Las Animas | 37.15694 | -104.96194 |
| Allen Shaft Mine | Clear Creek | 39.76194 | -105.51722 |
| Alley May Mine | Clear Creek | 39.73278 | -105.51333 |
| Allied Dirt Division Green Mountain Pit | Jefferson | 39.72 | -105.16306 |
| Allied Gold Mining Company Mine | Boulder | 39.99306 | -105.57611 |
| Allison Drilling Company Mine | San Miguel | 37.91611 | -108.93972 |
| Allon Shaft | Boulder | 39.96389 | -105.05833 |
| Allstead Shaft Mine | Teller | 38.72972 | -105.14861 |
| Alma and South Alma District Survey Mine | Park | 39.25111 | -106.10083 |
| Alma District Claims Mine | Park | 39.28389 | -106.06444 |
| Alma Lincoln Mine | Clear Creek | 39.74944 | -105.55 |
| Alma Mater Mine | Dolores | 37.68111 | -108.03556 |
| Alma Mine | Ouray | 37.94833 | -107.65583 |
| Alma Number One Mine | Park | 39.12861 | -106.17306 |
| Alma Placer | Park | 39.28833 | -106.05639 |
| Almaden Mine | Clear Creek | 39.78444 | -105.58444 |
| Almadi Mine | Ouray | 38.06 | -107.65361 |
| Alpha and Beta Mine | Chaffee | 38.56556 | -106.29639 |
| Alpha and Gamma Mine | San Miguel | 38.02194 | -108.03361 |
| Alpha Mine | Clear Creek | 39.75889 | -105.50639 |
| Alpine Horn Mine | Boulder | 40.0275 | -105.41111 |
| Alpine Mine | Clear Creek | 39.72722 | -105.60028 |
| Alpine Number One Quarry | Chaffee | 38.7 | -106.35 |
| Alps Mine | Gilpin | 39.78806 | -105.53417 |
| Alps-Olympia Mine | Gilpin | 39.78806 | -105.53417 |
| Alsa R Tunnel Mine | Teller | 38.72667 | -105.14444 |
| Alta Argent Mine | Pitkin | 39.19 | -106.80667 |
| Alta Mine | Montrose | 38.40333 | -108.82194 |
| Altoona Mine | Lake | 39.22472 | -106.24444 |
| Alturas Mine | Boulder | 40.06722 | -105.40639 |
| Alva Mine | Summit | 39.54861 | -105.905 |
| Amador Mine | Ouray | 38.05472 | -107.65556 |
| Amanda Mine | Gilpin | 39.89639 | -105.54417 |
| Amax Uranium Mine | Mesa | 39.06889 | -108.56333 |
| Amazon Mine | Gilpin | 39.79167 | -105.52778 |
| American Boy Mine | Clear Creek | 39.7125 | -105.61472 |
| American Eagle Mine | Clear Creek | 39.75806 | -105.6125 |
| American Fluorspar Mine Company Mine | Chaffee | 38.63611 | -106.06889 |
| American Frenchman Mine | San Miguel | 37.86056 | -107.86778 |
| American Girl Mine | Gilpin | 39.77583 | -105.49611 |
| American Metals Incline Mine | Summit | 39.44833 | -106.19472 |
| American Mine | Boulder | 40.06556 | -105.3675 |
| American Minerals Mine | La Plata | 37.61917 | -107.78722 |
| American Nettie Mine | Ouray | 38.04611 | -107.67194 |
| American Placer Mine | Summit | 39.39889 | -106.16667 |
| American Queen Mine | Clear Creek | 39.71611 | -105.58111 |
| American Revenue Mine | Saguache | 38.31333 | -106.14389 |
| American Sisters Mine | Clear Creek | 39.74667 | -105.63028 |
| American Tunnel Mine | San Juan | 37.89083 | -107.64833 |
| American-Nettie Mine | Ouray | 38.04583 | -107.67194 |
| American-Standard Tunnel Mine | Clear Creek | 39.77306 | -105.5575 |
| Ames Lode Mine | Clear Creek | 39.80944 | -105.66722 |
| Amethyst Mine | Mesa | 38.78972 | -108.66806 |
| Amos Mine | Routt | 40.51222 | -107.03833 |
| Amy C Mine | Clear Creek | 39.76167 | -105.50611 |
| Amy Mine | Clear Creek | 39.76111 | -105.51167 |
| Ana Belle Mine | Teller | 38.75333 | -105.13639 |
| Anaconda Mine | Chaffee | 38.63333 | -105.99972 |
| Anaconda Tunnel Mine | Teller | 38.73611 | -105.16 |
| Anamosa Mine | Clear Creek | 39.76556 | -105.62694 |
| Anchor Extension Mine | Clear Creek | 39.73222 | -105.595 |
| Anchor Mine | Boulder | 39.96278 | -105.50944 |
| Anchor Number One Mine | Mesa | 39.32972 | -108.65583 |
| Anchoria Leland Mine | Teller | 38.74056 | -105.1625 |
| Anderson Coal Mine | Routt | 40.41611 | -107.26778 |
| Anderson Mine | Pitkin | 39.29611 | -107.30694 |
| Anderson Tunnel Mine | Summit | 39.60944 | -105.79889 |
| Andrew Lode Mine | Gilpin | 39.86167 | -105.65 |
| Andrew Lowe Mine | Clear Creek | 39.75528 | -105.61361 |
| Andrews Mine | Teller | 38.72222 | -105.13306 |
| Andrus Mine | San Juan | 37.73611 | -107.72583 |
| Angle Mine | Montrose | 38.35056 | -109.0325 |
| Anglo Saxon Mine | Clear Creek | 39.72861 | -105.67806 |
| Anglo-Celt Mine | Clear Creek | 39.77333 | -105.53556 |
| Anglo-Saxon Mine | San Juan | 37.86667 | -107.68333 |
| Animas Forks Mine | San Juan | 37.93139 | -107.57056 |
| Animas Mine | Las Animas | 37.18222 | -104.51 |
| Ann Number One Mine | San Miguel | 37.99028 | -108.96 |
| Ann Number Two Mine | San Miguel | 37.99167 | -108.96444 |
| Anna B Mine | Clear Creek | 39.7425 | -105.51944 |
| Anna C Mine | Boulder | 39.97917 | -105.525 |
| Anna Huffman Copper Mine | Chaffee | 38.50167 | -106.25028 |
| Anna J Mine | Teller | 38.72361 | -105.12722 |
| Anna Lee Mine | Saguache | 38.21917 | -105.76194 |
| Annie C Mine | Chaffee | 38.83333 | -106.13333 |
| Annie Crook Mine | San Juan | 37.96167 | -107.57583 |
| Annie Lode Mine | Clear Creek | 39.75944 | -105.54861 |
| Annie May Mine | Clear Creek | 39.72806 | -105.71889 |
| Annie Mine | Jefferson | 39.50194 | -105.31194 |
| Annie Wood Mine | San Juan | 37.96167 | -107.57833 |
| Anoka County Mine | Clear Creek | 39.75278 | -105.55528 |
| Anon Mines | Clear Creek | 39.75611 | -105.53333 |
| Anona Mine | Teller | 38.73556 | -105.12472 |
| Antelope Mine | Clear Creek | 39.69917 | -105.72944 |
| Anthracite Fuel Company Properties | Gunnison | 39.00694 | -107.3675 |
| Antioch Quarry | Lake | 39.23917 | -106.23778 |
| Antoro Shaft | Saguache | 38.32972 | -106.12472 |
| Antoro Tunnel | Saguache | 38.32639 | -106.12361 |
| Antrim and GW Lode | Custer | 38.12028 | -105.33083 |
| Antrim Claim | Custer | 38.14722 | -105.30806 |
| Anvil Mountain South Mine | San Juan | 37.81139 | -107.68583 |
| Anvil Points Oil Shale Mines | Garfield | 39.53611 | -107.94944 |
| Aorta Mine | Clear Creek | 39.77333 | -105.68222 |
| Aorta Number One Mine | Park | 39.55417 | -105.85 |
| AP Tunnel Mine | Clear Creek | 39.67111 | -105.79667 |
| Apache Number Four Mine | Saguache | 38.40139 | -106.34 |
| Apex Mine | Park | 39.2775 | -106.14778 |
| Apex Number Two Mine | Routt | 40.29306 | -107.03056 |
| Apex Shaft Mine | Clear Creek | 39.72833 | -105.56306 |
| April Fool Mine | Boulder | 40.0075 | -105.40167 |
| April Fool Number One Mine | Park | 39.24556 | -106.13194 |
| April Fool Number Three Mine | Park | 39.24556 | -106.13194 |
| April Mine | Montrose | 38.16944 | -108.83583 |
| Arabella Mine | Summit | 39.53889 | -105.86139 |
| Arapaho Mine | Park | 39.5775 | -105.86167 |
| Arapahoe Group of Claims | Boulder | 40.05139 | -105.51111 |
| Arapahoe Mine | Teller | 38.74556 | -105.14111 |
| Arapahoe Pit | Boulder | 40.01889 | -105.2775 |
| Arcadia Mine | Teller | 38.72694 | -105.12556 |
| Archer Mine | Boulder | 40.06306 | -105.365 |
| Archibell Mine | Clear Creek | 39.79639 | -105.78556 |
| Arcturus Mine | Montrose | 38.24222 | -108.79722 |
| Arden Mine | Clear Creek | 39.71833 | -105.50639 |
| Argentine Mine | Clear Creek | 39.64556 | -105.7625 |
| Argentum-Juanita Incline Mine | Pitkin | 39.18417 | -106.815 |
| Argo Mine | Boulder | 40.12972 | -105.4 |
| Argo Tunnel Mine | Clear Creek | 39.72222 | -105.61917 |
| Argonaut Mine | Dolores | 37.68444 | -108.03917 |
| Argosy Mine | Clear Creek | 39.72306 | -105.61889 |
| Argus Mine | Clear Creek | 39.71417 | -105.60667 |
| Ariadne Mine | Clear Creek | 39.73056 | -105.59583 |
| Arizoba Mine | Grand | 39.95778 | -106.27083 |
| Arizona Jim Mine | Clear Creek | 39.81139 | -105.64611 |
| Arkansas Mine | Saguache | 38.31333 | -106.14389 |
| Arkansas Pit | Lake | 39.30389 | -106.22944 |
| Arkansas Tunnel Mine | Pitkin | 39.19444 | -106.80361 |
| Arlington Lode Mine | Clear Creek | 39.7325 | -105.525 |
| Arlington Mine | Jefferson | 39.48194 | -105.32194 |
| Armstrong Mine | Summit | 39.42139 | -106.19667 |
| Arrow Mine | Boulder | 39.98194 | -105.13611 |
| Arrowhead Claims Mine | Eagle | 39.72194 | -106.525 |
| Arrowhead Mine | Boulder | 40.06361 | -105.40694 |
| Arrowhead Number One Mine | Eagle | 39.70583 | -106.52806 |
| Artemus Ward Mine | Clear Creek | 39.69528 | -105.73472 |
| Arthur Mine | Clear Creek | 39.72389 | -105.56972 |
| Arvada Mine | Clear Creek | 39.76778 | -105.68889 |
| Arvilla Incline Mine | Teller | 38.73556 | -105.12472 |
| Ascension Mine | Jefferson | 39.77667 | -105.285 |
| Ashby Tunnel | Clear Creek | 39.69861 | -105.72194 |
| Ashcroft Mine | Pitkin | 39.05472 | -106.79944 |
| Ashland Mine | Clear Creek | 39.78028 | -105.55806 |
| Ashland Shaft Mine | Clear Creek | 39.76556 | -105.52278 |
| Ashtabula Mine | Gilpin | 39.79611 | -105.52722 |
| Asiatic Mine | Conejos | 37.39139 | -106.60639 |
| Aspen Contact Tunnel Mine | Pitkin | 39.24472 | -106.75611 |
| Aspen Lode Pegmatite Mine | Park | 39.33667 | -105.40611 |
| Aspen Mine | Pitkin | 39.19722 | -106.80639 |
| Aspen-Riverside Group Mine | Gunnison | 39.01111 | -107.14806 |
| Asphalt Paving Company Pit | Denver | 39.79444 | -105.04444 |
| At Last Mine | Eagle | 39.50583 | -106.64 |
| Atchison and Eldorado Mine | Boulder | 40.06361 | -105.40694 |
| Atlanta Mine | Boulder | 40.05833 | -105.39639 |
| Atlanta Tunnel Mine | San Miguel | 37.90194 | -107.77111 |
| Atlantic Cable Mine | Dolores | 37.69444 | -108.03139 |
| Atlantic Mine | Boulder | 40.13972 | -105.42694 |
| Atlantic Tunnel Mine | San Juan | 37.89972 | -107.72944 |
| Atlantis Mine | Clear Creek | 39.65917 | -105.78111 |
| Atlas Mine | Clear Creek | 39.70917 | -105.69417 |
| Atlas Mining Company Mine | Delta | 38.73528 | -107.83 |
| Attica Mine | San Miguel | 37.86167 | -107.82556 |
| Aubrey Ladwig Mine | Jefferson | 39.79111 | -105.265 |
| Auburn Group Mine | San Juan | 37.89306 | -107.56028 |
| Audophone Mine | Boulder | 39.98361 | -105.37361 |
| August Flower Mine | Teller | 38.71944 | -105.16917 |
| Augusta Mine | Gunnison | 38.96528 | -107.09806 |
| Aurelia Mine | Gilpin | 39.84083 | -105.52583 |
| Aurora Mine | Clear Creek | 39.75972 | -105.51361 |
| Austerbaum Mine | Clear Creek | 39.76806 | -105.52639 |
| Austerlitz Tunnel Mine | Clear Creek | 39.7675 | -105.52667 |
| Austin Bluffs Mine | El Paso | 38.85944 | -104.78111 |
| Austin Mine | Mesa | 38.64806 | -109.02444 |
| Australia Mine | Teller | 38.72111 | -105.16694 |
| Ava Jay Mine | San Miguel | 38.03917 | -109.02194 |
| Avalanche Mine | Pitkin | 39.16111 | -107.11 |
| Avalanche Shaft Mine | Clear Creek | 39.74833 | -105.60194 |
| Avengers Quarry | El Paso | 38.95417 | -105.025 |
| Avery Mine | El Paso | 38.60833 | -104.85417 |
| Avon Mine | Eagle | 39.61556 | -106.52611 |
| Avon Pit | Garfield | 39.63333 | -107.08333 |
| Axelson Mine | Gunnison | 38.92944 | -107.4275 |
| Axtell Tunnel Mine | Summit | 39.42222 | -106.19944 |
| Ayman Mine | San Juan | 37.8 | -107.61667 |
| Ayres Shaft Mine | Gilpin | 39.7775 | -105.52556 |
| Azeda Mine | Clear Creek | 39.69556 | -105.72306 |
| Aztec Mine | Boulder | 40.00278 | -105.38 |
| B and M Mine | Boulder | 40.06528 | -105.49472 |
| B F Moore Mine | Clear Creek | 39.69667 | -105.6875 |
| B Fitz Mine | Clear Creek | 39.74111 | -105.60333 |
| B Gilman Ranch Pegmatite Mine | Jefferson | 39.84444 | -105.3725 |
| B Tunnel Mine | Clear Creek | 39.65861 | -105.76111 |
| Babe Ruth Mine | Montrose | 38.15806 | -108.83306 |
| Babson Mine | Moffat | 40.41778 | -107.26778 |
| Baby Eddie Tunnel | Clear Creek | 39.73667 | -105.59139 |
| Baby McKee Mine | Teller | 38.74278 | -105.165 |
| Bacchus Group Mine | Clear Creek | 39.78611 | -105.60972 |
| Bachelor Mine | Mineral | 37.87833 | -106.93944 |
| Bachman Ranch Pegmatite Mine | Jefferson | 39.78972 | -105.31417 |
| Back Bone Mine | Clear Creek | 39.70167 | -105.73361 |
| Badger Boy Shaft | Park | 39.20917 | -106.17167 |
| Badger Creek Mine | Fremont | 38.59528 | -105.83833 |
| Badger Dump Mine | Montrose | 38.31611 | -108.7925 |
| Badger Mine | Boulder | 40.11 | -105.35806 |
| Badger State Mine | Lake | 39.24333 | -106.25139 |
| Badger Tunnel Mine | Dolores | 37.69556 | -108.02861 |
| Baehr Mine | Clear Creek | 39.72917 | -105.54889 |
| Bagley Mine | San Juan | 37.93306 | -107.58083 |
| Bailey Gravel Pit | Boulder | 40.05083 | -105.05028 |
| Bailey Shaft Mine | Ouray | 37.90944 | -107.695 |
| Baker Mine | Boulder | 39.99306 | -105.06944 |
| Bald Eagle Mine | Clear Creek | 39.72278 | -105.62056 |
| Bald Mountain Mine | Clear Creek | 39.79472 | -105.56278 |
| Bald Mountain Shaft | Lake | 39.23611 | -106.22583 |
| Baldwin Mine | Gunnison | 38.75417 | -107.03583 |
| Baldwin Pegmatite Mine | Douglas | 39.18722 | -105.05222 |
| Baldwin Star Mine | Gunnison | 38.7475 | -107.03556 |
| Baldy Coal Mine | Las Animas | 37.24361 | -104.5225 |
| Balfour Mines | Saguache | 38.92083 | -105.69222 |
| Ball Mountain Mine | Lake | 39.23167 | -106.22806 |
| Ball Point Mine | Montrose | 38.25361 | -108.82167 |
| Ball Scheelite Mine | Larimer | 40.55861 | -105.23861 |
| Ballard Mine | Lake | 39.24917 | -106.24417 |
| Ballinger Prospect | Jackson | 40.79 | -106.17806 |
| Balls Lode Mine | Saguache | 38.38694 | -106.75639 |
| Baltic Mine | Clear Creek | 39.57417 | -105.82694 |
| Baltimore Mine | Clear Creek | 39.70083 | -105.74417 |
| Bancroft Incline Mine | Chaffee | 38.64639 | -106.07972 |
| Bancroft Mine | Chaffee | 38.64472 | -106.08028 |
| Bandimere Pit | Jefferson | 39.65389 | -105.19028 |
| Bandora Mine | San Juan | 37.78694 | -107.80167 |
| Bangkok Mine | Lake | 39.2575 | -106.26667 |
| Bangur Shaft Mine | Gilpin | 39.77583 | -105.53528 |
| Bank Mine | Clear Creek | 39.71444 | -105.57167 |
| Banker Mine | Chaffee | 38.96444 | -106.45694 |
| Bankers Tunnel | Ouray | 37.95722 | -107.71806 |
| Banner Mine | Clear Creek | 39.70583 | -105.67417 |
| Bantala Mine | Clear Creek | 39.69139 | -105.70333 |
| Banty Mine | Clear Creek | 39.73889 | -105.56028 |
| Barbara Mine | Clear Creek | 39.74111 | -105.60694 |
| Barbara Tunnel Mine | Clear Creek | 39.69694 | -105.70083 |
| Barber-Elliott Mine | Clear Creek | 39.69139 | -105.70056 |
| Barbour Mine | Huerfano | 37.66583 | -104.95556 |
| Barco Mine | Park | 39.20222 | -106.11556 |
| Bard Creek Mine | Clear Creek | 39.73472 | -105.72889 |
| Barhoff Mine | Ouray | 37.99111 | -107.67611 |
| Barium-Maggie Manganese Prospect | Gunnison | 38.81083 | -106.72861 |
| Barker Mine | Boulder | 39.97028 | -105.48028 |
| Barkley Lease Mine | San Miguel | 37.91889 | -108.93972 |
| Barnes Mine | Gilpin | 39.79111 | -105.52111 |
| Barnes Tunnel Mine | San Juan | 37.88333 | -107.61667 |
| Baroni Mine | Gunnison | 39.02972 | -107.05 |
| Barr-Menefee Mine | Montezuma | 37.39056 | -108.17333 |
| Barrack Mine | Teller | 38.73167 | -105.1325 |
| Barron Mine | Boulder | 40.01889 | -105.2775 |
| Barstow Mine | Ouray | 37.92083 | -107.71333 |
| Barstow Number Two Mine | Ouray | 37.92056 | -107.71222 |
| Barter Mine | Clear Creek | 39.69833 | -105.72611 |
| Bartlett Mine | Lake | 39.10083 | -106.40778 |
| Bartlett Tunnel | Lake | 39.25472 | -106.37667 |
| Barton Mine | Clear Creek | 39.77528 | -105.78806 |
| Bates Mine | Gilpin | 39.80306 | -105.50222 |
| Battle Mountain Tunnel Mine | Teller | 38.71861 | -105.14139 |
| Battle Rock Mine | Montezuma | 37.335 | -108.82306 |
| Bauer Mine | Montrose | 38.42389 | -108.76611 |
| Baum Mine | Weld | 40.09417 | -104.95111 |
| Bay City Mine | La Plata | 37.365 | -108.07889 |
| Bay Coal Mine | La Plata | 37.27972 | -107.95389 |
| Bay State Mine | Montrose | 38.21722 | -108.56694 |
| Bay State Tunnel Mine | Clear Creek | 39.77778 | -105.68083 |
| Bazooka Quarry | Gunnison | 38.53583 | -106.61306 |
| Be True Mine | Chaffee | 38.83333 | -106.13333 |
| Beacon Mine | Fremont | 38.36278 | -105.20083 |
| Bean Patch Mine | San Miguel | 38.01861 | -108.98472 |
| Bear Canon Mines | Las Animas | 37.28472 | -104.64806 |
| Bear Canyon Mine | Las Animas | 37.28194 | -104.64139 |
| Bear Gulch Mine | Fremont | 38.38556 | -105.165 |
| Bear Mine | Gunnison | 38.92833 | -107.44889 |
| Bear River Mine | Routt | 40.43889 | -107.11333 |
| Bear River Sand and Gravel | Routt | 40.48722 | -106.98111 |
| Bearcat Mine | Moffat | 40.40083 | -107.27056 |
| Bearcat Mines | Park | 39.18028 | -105.47556 |
| Beaver and Belfast Mine | Ouray | 37.93806 | -107.67806 |
| Beaver Brook Mica Lode | Clear Creek | 39.70611 | -105.40833 |
| Beaver Brook Mine | Clear Creek | 39.68889 | -105.41861 |
| Beaver Creek Iron Mine | Park | 39.35083 | -106.02139 |
| Beaver Creek Mine | Gunnison | 38.25611 | -107.04583 |
| Beaver Lake Mine | Boulder | 40.11806 | -105.51667 |
| Beaver Mica Mine | Grand | 40.09972 | -105.78722 |
| Beaver Mine | Clear Creek | 39.72944 | -105.5475 |
| Beaver-Perkin Placers | San Miguel | 38.00306 | -108.17667 |
| Bech Mine | Clear Creek | 39.71361 | -105.71167 |
| Beck Shaft | Lake | 39.21722 | -106.24278 |
| Becker-Bates Mine | Gilpin | 39.80472 | -105.50222 |
| Becky Sharp Mine | Clear Creek | 39.7425 | -105.51306 |
| Beddig Mine | Boulder | 39.98222 | -105.52667 |
| Beecher Mine | Gilpin | 39.775 | -105.49861 |
| Beecher Morris Mine | Clear Creek | 39.71806 | -105.70361 |
| Beggar Mine | Boulder | 39.99361 | -105.36833 |
| Belcher Mine | Boulder | 39.99306 | -105.57611 |
| Belcher Tunnel Number One Mine | San Juan | 37.92389 | -107.61611 |
| Belfast Mine | Gilpin | 39.84333 | -105.54944 |
| Belgian Hare Mine | Clear Creek | 39.7425 | -105.51306 |
| Belgian Mine | Lake | 39.24389 | -106.26028 |
| Bell Mine | Boulder | 40.06361 | -105.40694 |
| Bell Number Two Mine | Teller | 38.73833 | -105.13111 |
| Bell of Granite Mine | Chaffee | 39.05 | -106.26667 |
| Bell of the West Mine | Clear Creek | 39.73778 | -105.59167 |
| Bell Quarry | La Plata | 37.27222 | -107.88167 |
| Belle Champion Mine | San Miguel | 37.99889 | -107.99444 |
| Belle Creole Mine | Clear Creek | 39.73306 | -105.59472 |
| Belle of Memphis Mine | Boulder | 40.06583 | -105.37583 |
| Belle of Montrose Mine | Montrose | 38.38194 | -108.93917 |
| Belle of the East Mine | Hinsdale | 38.00306 | -107.28333 |
| Belle of the West Mine | Hinsdale | 38.00139 | -107.285 |
| Bellevue Shaft Mine | Clear Creek | 39.765 | -105.54222 |
| Bellevue-Rochester Mine | Clear Creek | 39.75944 | -105.64833 |
| Bellman Mine | Clear Creek | 39.75972 | -105.51361 |
| Bellview Hudson Tunnel | Clear Creek | 39.75889 | -105.77278 |
| Bellvue Mine | Boulder | 40.06111 | -105.40167 |
| Belmont Mine | Boulder | 40.01889 | -105.2775 |
| Belotti Mine | Clear Creek | 39.68806 | -105.69889 |
| Belva Mine | Montrose | 38.42083 | -108.84417 |
| Belvedere Mine | San Miguel | 37.99056 | -107.99361 |
| Belzora Mine | Dolores | 37.70583 | -108.07333 |
| Bemrose Mine | Summit | 39.37028 | -106.06083 |
| Ben Bolts Paymaster Mine | Chaffee | 38.55 | -106.31667 |
| Ben Burb Shaft | Lake | 39.23194 | -106.2625 |
| Ben Butler Mine | Eagle | 39.52528 | -106.39333 |
| Ben Curtis Mine | Clear Creek | 39.69111 | -105.70556 |
| Ben Dare Mine | Clear Creek | 39.72806 | -105.55972 |
| Ben Franklin Mine | San Juan | 37.89444 | -107.61389 |
| Ben Harrison Mine | Clear Creek | 39.7325 | -105.61389 |
| Ben Hur Mine | Teller | 38.73472 | -105.16806 |
| Bench Claim | Montrose | 38.33278 | -108.71194 |
| Benedict Pit | Pitkin | 39.1775 | -106.8025 |
| Bengal Tiger Mine | Lake | 39.085 | -106.40306 |
| Bennett Mine | Delta | 38.91111 | -107.76056 |
| Bent Mine | Teller | 38.74028 | -105.16667 |
| Bentco Mine | Bent | 37.69028 | -103.26444 |
| Bentley Pegmatite Mine | Fremont | 38.33667 | -105.22889 |
| Benton Mine | Clear Creek | 39.77722 | -105.68306 |
| Bergen Park Pit | Jefferson | 39.61639 | -105.15583 |
| Berkshire Shaft Mine | Mineral | 37.88833 | -106.94444 |
| Berry Tunnel Mine | Clear Creek | 39.76389 | -105.55778 |
| Bertha B Mine | Teller | 38.72806 | -105.14583 |
| Bertha Maude Mine | Clear Creek | 39.82306 | -105.60778 |
| Bertha Mine | Clear Creek | 39.72722 | -105.54806 |
| Berthoud Quarry | Larimer | 40.30806 | -105.08639 |
| Berwind Mines | Las Animas | 37.30528 | -104.61611 |
| Beryl Dike Claim | Larimer | 40.6425 | -105.3475 |
| Beryl Lode Claim Mine | Boulder | 40.10944 | -105.33222 |
| Beryl Mine | Routt | 40.83111 | -106.92194 |
| Beryl Number Five Prospect | Larimer | 40.545 | -105.41222 |
| Beryl Number One Claim | Boulder | 40.07611 | -105.36083 |
| Beryl Number Three Claim | Larimer | 40.64278 | -105.34722 |
| Beryl Number Two Claim | Boulder | 40.07611 | -105.36083 |
| Beryl Number Two Mine | Larimer | 40.6425 | -105.3475 |
| Bess Mine | Hinsdale | 38.00778 | -107.46583 |
| Bessie G Mine | La Plata | 37.43417 | -108.00889 |
| Bessie Mine | San Miguel | 37.97167 | -108.88139 |
| Best Friend Mine | Pitkin | 39.16833 | -106.825 |
| Beth Number One Mine | Hinsdale | 38.04722 | -107.47361 |
| Bethel Mine | Mineral | 37.85 | -106.92528 |
| Betsy Mine | Chaffee | 39.05 | -106.26667 |
| Bette Number One Mine | Jefferson | 39.37861 | -105.20639 |
| Better Be Mine | Montrose | 38.36972 | -108.75639 |
| Betty Jean Mine | Montrose | 38.39889 | -108.83389 |
| Betty Mine | Park | 38.74111 | -105.56389 |
| Betty Ruth Mine | San Miguel | 37.95194 | -108.86528 |
| Beverly Shaft Mine | Rio Grande | 37.42389 | -106.59472 |
| Bezant Mine | Gilpin | 39.78556 | -105.54417 |
| Bi-metalist Mine | Clear Creek | 39.72444 | -105.53639 |
| Bi-metallic Tunnel Mine | Pitkin | 39.24333 | -106.75778 |
| Bi-metallist Mine | Ouray | 37.98056 | -107.73583 |
| Bickford Mine | Teller | 38.72778 | -105.13917 |
| Big Banta Mine | Teller | 38.7425 | -105.16111 |
| Big Ben Claim | San Juan | 37.87444 | -107.64917 |
| Big Bertha Mine | Gilpin | 39.84306 | -105.58444 |
| Big Bertha Pegmatite Mine | Jefferson | 39.33444 | -105.21667 |
| Big Blue Mine | Clear Creek | 39.73583 | -105.68222 |
| Big Boulder Mine | Larimer | 40.52917 | -105.42917 |
| Big Boy Mine | Clear Creek | 39.68778 | -105.785 |
| Big Buck One Mine | San Miguel | 38.03944 | -109.03889 |
| Big Bull Mine | Montrose | 38.16722 | -108.80222 |
| Big Cameron Mine | Boulder | 39.99222 | -105.45417 |
| Big Casino Number Two Mine | Hinsdale | 38.10778 | -107.31528 |
| Big Chance Mine | Clear Creek | 39.76083 | -105.63389 |
| Big Chicago Mine | Lake | 39.22167 | -106.22139 |
| Big Chief Mine | Clear Creek | 39.6525 | -105.76167 |
| Big Chief Shaft Mine | Clear Creek | 39.72361 | -105.58528 |
| Big Chief Tunnel Mine | Chaffee | 38.83333 | -106.13333 |
| Big Colorado Mine | San Juan | 37.87694 | -107.64639 |
| Big Dick Mine | Montrose | 38.39333 | -108.78528 |
| Big Dike Lode | Grand | 40.34889 | -106.09972 |
| Big Dipper Mine | Clear Creek | 39.75889 | -105.59444 |
| Big Dry Creek Placers | Arapahoe | 39.58472 | -104.95056 |
| Big Emma Claim | Fremont | 38.38528 | -105.56111 |
| Big Esther Mine | Clear Creek | 39.7575 | -105.86389 |
| Big Fifty-one Mine | Clear Creek | 39.73889 | -105.5575 |
| Big Five Mine | Boulder | 40.07333 | -105.50667 |
| Big Flat Mine | Clear Creek | 39.71361 | -105.60667 |
| Big Forty Mine | Clear Creek | 39.71167 | -105.58778 |
| Big Four Mine | Huerfano | 37.7 | -104.9275 |
| Big Giant Mine | San Juan | 37.81139 | -107.60472 |
| Big Gyp Mine | San Miguel | 38.04417 | -108.69806 |
| Big Horn Mine | Boulder | 40.06278 | -105.39167 |
| Big Indian Lease Mine | Mesa | 38.58333 | -108.91167 |
| Big Indian Shaft | Clear Creek | 39.70167 | -105.70056 |
| Big Lake Mine | Boulder | 39.99667 | -105.11639 |
| Big Mac Group One-three Mines | Fremont | 38.29139 | -105.32028 |
| Big Mack Mine | Routt | 40.31472 | -107.00306 |
| Big Moon Mine | Boulder | 39.90389 | -105.52833 |
| Big Red Twenty-two Mine | Gunnison | 38.51361 | -106.385 |
| Big S Mine | San Miguel | 38.0275 | -108.8775 |
| Big Sally Barber F7T Mine | Summit | 39.4775 | -105.99722 |
| Big Sheep Horn Claim Mine | Park | 39.07444 | -105.57806 |
| Big Six Mine | Boulder | 39.96389 | -105.5125 |
| Big Stake Nickel Mine | Custer | 38.12917 | -105.33361 |
| Big Thompson Pit | Larimer | 40.4 | -105.07389 |
| Big Three Mine | Clear Creek | 39.68667 | -105.71139 |
| Bigelow Tract Mine | Huerfano | 37.62361 | -104.83778 |
| Bigger Mica Mine | Jefferson | 39.565 | -105.21417 |
| Bigthing Mine | Boulder | 40.12361 | -105.40278 |
| Bill Young Group Mine | San Juan | 37.95167 | -107.595 |
| Billie Mine | Clear Creek | 39.72806 | -105.5775 |
| Bimettalist Mine | Ouray | 37.98056 | -107.73583 |
| Binkley-Sawpit Project Mine | San Miguel | 37.99583 | -108.00056 |
| Bionaz Group Mine | Pitkin | 39.33 | -107.00333 |
| Birch Mine | Teller | 38.73556 | -105.16056 |
| Bird Creek Mine | Mineral | 37.70167 | -106.95333 |
| Bird Mine | Teller | 38.72389 | -105.13833 |
| Bird Nest and Village Belle Mine | Boulder | 39.945 | -105.57222 |
| Birdella Shaft | Lake | 39.30389 | -106.37056 |
| Birmingham Mine | Pitkin | 39.16278 | -106.82722 |
| Birthday Mine | Montrose | 38.33833 | -109.02056 |
| Birtley Tunnel Mine | Clear Creek | 39.73694 | -105.52861 |
| Bishop Canyon Mine | San Miguel | 37.94111 | -108.98583 |
| Bismark Mine | Boulder | 40.03417 | -105.47389 |
| Bison Shaft | Lake | 39.24861 | -106.28083 |
| Bitter Creek Mines | Montrose | 38.26472 | -108.69861 |
| Bix Six Mine | Clear Creek | 39.76611 | -105.52806 |
| Black Bear Mine | Boulder | 39.99139 | -105.37417 |
| Black Bear Tunnel Mine | Clear Creek | 39.74389 | -105.53639 |
| Black Beauty Mine | Huerfano | 37.65 | -104.82917 |
| Black Bell Mine | Teller | 38.71917 | -105.16667 |
| Black Bess Mine | Saguache | 38.31333 | -106.14389 |
| Black Bird Mine | San Miguel | 38.00333 | -108.98528 |
| Black Bunny Mine | Jackson | 40.41639 | -106.61472 |
| Black Canyon Mine | El Paso | 38.88667 | -104.90778 |
| Black Cat Mine | Saguache | 38.39056 | -106.77194 |
| Black Cloud Group Mine | Park | 39.26833 | -106.15917 |
| Black Cloud Mine | Boulder | 40.06389 | -105.38917 |
| Black Diamond Group Mine | La Plata | 37.43361 | -108.05944 |
| Black Diamond Mine | Boulder | 39.94861 | -105.23333 |
| Black Diana Mine | Montrose | 38.31556 | -108.75806 |
| Black Dinah Dump Mine | Montrose | 38.30028 | -108.74722 |
| Black Dinah Mine | Montrose | 38.3 | -108.74722 |
| Black Eagle Mine | Montrose | 38.1825 | -108.63889 |
| Black Earth Shaft Mine | Clear Creek | 39.74167 | -105.60306 |
| Black Fox Mine | San Miguel | 38.01778 | -108.87556 |
| Black Hawk Mine | Chaffee | 38.7 | -106.35 |
| Black Hawk Number One Mine | La Plata | 37.44306 | -108.06556 |
| Black Hawk Quarry | Fremont | 38.28722 | -105.15139 |
| Black Hawk Tunnel Mine | San Miguel | 37.885 | -107.85278 |
| Black Hills Mine | Huerfano | 37.68722 | -105.04083 |
| Black Hills Shaft | Gilpin | 39.92111 | -105.57806 |
| Black Hills Tunnel | Gilpin | 39.91139 | -105.5725 |
| Black Hope Number One Mine | Boulder | 40.11611 | -105.3875 |
| Black Jack Mine | Boulder | 40.06583 | -105.50972 |
| Black Knight Mine | Fremont | 38.35306 | -105.19333 |
| Black Mama Number 3 Mine | Mesa | 38.66444 | -108.90472 |
| Black Mesa Lode Mine | Gunnison | 38.425 | -107.40556 |
| Black Mine | Clear Creek | 39.7275 | -105.57556 |
| Black Queen Shaft | Gunnison | 39.06167 | -107.12278 |
| Black Raven Mine | Garfield | 39.61861 | -107.73222 |
| Black Rock Mine | Montrose | 38.40611 | -108.81389 |
| Black Rose Mine | Boulder | 40.11611 | -105.3875 |
| Black Rover Mine | Boulder | 39.94167 | -105.48694 |
| Black Spider Mine | San Miguel | 37.96417 | -109.00556 |
| Black Squirrel Mine | Clear Creek | 39.7425 | -105.51306 |
| Black Swan Mine | Clear Creek | 39.72972 | -105.54028 |
| Black Tiger Mine | Chaffee | 38.54972 | -106.28889 |
| Black Warrior Mine | San Miguel | 37.87583 | -107.85472 |
| Black Wonder Mine | Dolores | 37.69972 | -108.03417 |
| Blackborn Mine | Clear Creek | 39.71944 | -105.70361 |
| Blackhawk Mine | Boulder | 40.06306 | -105.39306 |
| Blackhawk Shaft | Boulder | 39.94639 | -105.50111 |
| Blacks Mine | Mineral | 37.44639 | -106.97389 |
| Blacksmith Mine | San Juan | 37.95722 | -107.57222 |
| Blackstone Claim Mine | Jefferson | 39.61833 | -105.23333 |
| Blackstone Mine | Clear Creek | 39.71694 | -105.56583 |
| Blackwood Mine | Clear Creek | 39.725 | -105.60944 |
| Blaine Mine | Clear Creek | 39.76139 | -105.68306 |
| Blair Coal Mine | Moffat | 40.49306 | -107.58556 |
| Blakes Wonder Placer Mine | Chaffee | 38.83333 | -106.13333 |
| Blanca Mine | Alamosa | 37.56972 | -105.50944 |
| Blanchard Mine | Park | 39.28028 | -106.16194 |
| Blanchard Placer | San Juan | 37.91222 | -107.57083 |
| Blanche Mine | Lake | 39.24972 | -106.22389 |
| Blazing Star Mine | Clear Creek | 39.78611 | -105.58139 |
| Blind Mine | Clear Creek | 39.7425 | -105.51306 |
| Blind Tom Mine | Lake | 39.23972 | -106.26833 |
| Blitz Mine | Montrose | 38.30639 | -108.74694 |
| Blizzard Mine | Clear Creek | 39.78417 | -105.66694 |
| Block Mine | Routt | 40.63917 | -107.08889 |
| Bloomfield Pit | Rio Blanco | 40.02528 | -107.92056 |
| Blooming Thistle Mine | Clear Creek | 39.76139 | -105.68306 |
| Blowout Hill Mine | Garfield | 39.66694 | -107.08333 |
| Blue Bell Mine | Clear Creek | 39.69028 | -105.70417 |
| Blue Cap Mine | Montrose | 38.33694 | -109.05833 |
| Blue Creek District Mine | Gunnison | 38.41139 | -107.40528 |
| Blue Creek Mine | San Miguel | 38.0025 | -108.86889 |
| Blue Creek Mines | Mesa | 38.58056 | -108.79722 |
| Blue Eagle Mine | Montezuma | 37.77528 | -108.14806 |
| Blue Flame Mine | La Plata | 37.25056 | -108.10722 |
| Blue Goose Mine | Boulder | 39.98 | -105.18889 |
| Blue Grouse Mine | Boulder | 39.88583 | -105.54583 |
| Blue Jay Mine | Boulder | 40.11056 | -105.38306 |
| Blue Mountain Number Four | Moffat | 40.25222 | -108.69444 |
| Blue Nugget Mine | Fremont | 38.62528 | -105.25028 |
| Blue Ribbon Mine | Boulder | 40.01889 | -105.2775 |
| Blue Spar Mine | Fremont | 38.33472 | -105.70944 |
| Blue Spruce Mine | Routt | 40.30667 | -107.00667 |
| Blue Stone Mine | Chaffee | 38.6475 | -106.07472 |
| Blue Stones Mine | Boulder | 39.93778 | -105.65556 |
| Blue-green Lode Number One Mine | Park | 39.05667 | -105.53167 |
| Blue-green Lode Number Two Mine | Park | 39.05667 | -105.53167 |
| Bluebird Mine | Boulder | 39.99694 | -105.53333 |
| Bluff Mine | San Miguel | 38.11056 | -108.82361 |
| Boat Mine | Clear Creek | 39.7425 | -105.51306 |
| Bob Ingersoll Mine | Lake | 39.25306 | -106.28306 |
| Bob Number Eight Mine | Montrose | 38.18972 | -108.77333 |
| Bob Number Seven Mine | Montrose | 38.18972 | -108.77306 |
| Bob Number Six Mine | Montrose | 38.18972 | -108.77333 |
| Bobcat Mine | Montrose | 38.31667 | -108.78139 |
| Bobtail Mine | Clear Creek | 39.70444 | -105.735 |
| Bobtail Tunnel | San Miguel | 37.93139 | -107.77278 |
| Bock Pit | El Paso | 38.85417 | -104.87611 |
| Boehmer Mine | Lake | 39.24556 | -106.27889 |
| Boettcher Quarry | Larimer | 40.93056 | -105.15611 |
| Bogus Mine | Montrose | 38.36917 | -108.73361 |
| Bohemian Mine | Clear Creek | 39.71361 | -105.69417 |
| Bohlender Mine | Weld | 40.28083 | -104.59972 |
| Bohn Mine | Lake | 39.24917 | -106.28639 |
| Boiler Shaft Mine | Gunnison | 38.815 | -106.71389 |
| Bon Air Mine | Lake | 39.24361 | -106.28556 |
| Bon Homme Mine | Hinsdale | 37.94583 | -107.49972 |
| Bon Ton Mine | Clear Creek | 39.7775 | -105.54889 |
| Bonanza King Mine | San Juan | 37.94639 | -107.61111 |
| Bonanza Number Two Mine | Boulder | 39.98611 | -105.47139 |
| Bonanza Tunnel Mine | Clear Creek | 39.73194 | -105.71778 |
| Boncarbo Mine | Las Animas | 37.21444 | -104.69583 |
| Bondholder Mine | Boulder | 40.08806 | -105.40833 |
| Bonita Group Mine | Saguache | 38.39444 | -106.15667 |
| Bonner Mine | San Juan | 37.84417 | -107.73694 |
| Bonney-Bell Tunnel Mine | Pitkin | 39.17694 | -106.82222 |
| Bonnie Belle Mine | Chaffee | 38.57306 | -106.28889 |
| Bonnie Girl Mine | La Plata | 37.39917 | -108.03222 |
| Bonnie Neil Mine | Teller | 38.72528 | -105.14667 |
| Bonton Mine | Gunnison | 39.03944 | -107.08444 |
| Bonus Extension Mine | Chaffee | 38.61667 | -105.99972 |
| Boodle Mine | Boulder | 39.99083 | -105.36361 |
| Boomer Mine | Park | 39.07583 | -105.44833 |
| Boondock Number One Mine | San Miguel | 37.91778 | -108.93972 |
| Booster Mine | Clear Creek | 39.69917 | -105.78194 |
| Booth and Smith Pit | Clear Creek | 39.70917 | -105.69417 |
| Booth Gulch Pit | Pueblo | 38.52694 | -104.87611 |
| Border Feldspar Mine | Fremont | 38.46278 | -105.32083 |
| Borealis Mine | Clear Creek | 39.74528 | -105.53583 |
| Boss Mine | Gilpin | 39.80917 | -105.52 |
| Boston Mine | Boulder | 40.07333 | -105.50667 |
| Boston Sunday Mine | Ouray | 38.06167 | -107.625 |
| Boston Tunnel Mine | Clear Creek | 39.76806 | -105.54528 |
| Bottom Canyon Mine | San Miguel | 38.04694 | -108.895 |
| Boulder County Mine | Boulder | 39.97806 | -105.55528 |
| Boulder County Tunnel | Boulder | 39.96944 | -105.55 |
| Boulder Mine | Boulder | 40.0275 | -105.40028 |
| Boulder Nest Mine | Clear Creek | 39.76972 | -105.63917 |
| Boulder Pit Number 485 | Boulder | 40.01889 | -105.2775 |
| Boulder Valley Mine | Boulder | 40.06389 | -105.05417 |
| Bourg Strip Mine | Jackson | 40.77639 | -106.18861 |
| Bowen Mine | Las Animas | 37.23972 | -104.5075 |
| Bowen Quarry | Chaffee | 38.53333 | -106.00028 |
| Bowie Mine | Delta | 38.92833 | -107.5375 |
| Bowman Lease Mine | Jefferson | 39.81778 | -105.39722 |
| Box Canyon Quarry | Fremont | 38.46861 | -105.92861 |
| Boxer Mine | Clear Creek | 39.71389 | -105.64167 |
| Boyd Lake Quarry | Larimer | 40.4 | -105.07389 |
| Boyd Mine | Teller | 38.72944 | -105.15861 |
| Boyd Tunnel Mine | Lake | 39.26667 | -106.38556 |
| Boyer Mine | Mesa | 39.21333 | -108.49194 |
| Boyer Peacock Mine | Mesa | 39.2125 | -108.49083 |
| Brace Mine | Boulder | 39.93889 | -105.50972 |
| Bradley Mine | San Miguel | 37.93972 | -107.76611 |
| Bradshaw Mine | Boulder | 40.15917 | -105.45778 |
| Braganza Mine | Park | 39.5925 | -105.86667 |
| Brain Mine | Summit | 39.42778 | -106.18611 |
| Brandt Claims | Fremont | 38.52361 | -105.0425 |
| Brandt Mine | Clear Creek | 39.715 | -105.39667 |
| Brannan Pit Number 14 | Boulder | 40.01889 | -105.2775 |
| Brannan Pit Number Twelve | Jefferson | 39.55361 | -105.09306 |
| Brannan Pit Number Twenty-six | Jefferson | 39.77333 | -105.17389 |
| Brannan Sand and Gravel Company Pit | Adams | 39.905 | -104.98833 |
| Brannon Pit Number Seventeen | Jefferson | 39.65389 | -105.19028 |
| Brant Mine | Moffat | 40.41472 | -107.57028 |
| Braun Mine | Clear Creek | 39.7425 | -105.51306 |
| Brawner Tunnel Mine | La Plata | 37.2875 | -108.03833 |
| Brazil Shaft Mine | Clear Creek | 39.74139 | -105.62444 |
| Brazil Tunnel Mine | Clear Creek | 39.74056 | -105.62083 |
| Brazilian Mine | San Juan | 37.95167 | -107.61583 |
| Breadwinner Mine | Clear Creek | 39.75972 | -105.51361 |
| Breckenridge Mine | Summit | 39.40528 | -106.02667 |
| Breen Mine | Huerfano | 37.62889 | -104.79944 |
| Breeze Mountain Mine | Moffat | 40.33333 | -107.41667 |
| Breezy Mine | Montrose | 38.12361 | -108.805 |
| Brewster Mine | Fremont | 38.41028 | -105.15472 |
| Briar Rose Mine | Summit | 39.44417 | -106.09722 |
| Bride Mine | Clear Creek | 39.75944 | -105.52056 |
| Bridge Tunnel Mine | Clear Creek | 39.76 | -105.5225 |
| Bridges Mine | Moffat | 40.64806 | -107.41861 |
| Briggs Mine | Boulder | 40.04389 | -105.05278 |
| Brighton Mine | Chaffee | 38.58444 | -106.29667 |
| Brinkhoff Mine | Larimer | 40.71361 | -105.27083 |
| Britannic Mine | Clear Creek | 39.57444 | -105.82139 |
| British Queen Mine | San Juan | 37.96 | -107.58611 |
| Brittle Basin Mine | Gunnison | 38.51806 | -106.37639 |
| Brittle Silver Mine | Clear Creek | 39.70611 | -105.68194 |
| Broad Gauge Mine | Clear Creek | 39.71111 | -105.685 |
| Broadhead Mine | Las Animas | 37.41556 | -104.68333 |
| Broadway Mine | Clear Creek | 39.68722 | -105.705 |
| Broadway Tunnel Mine | Pitkin | 39.17972 | -106.82694 |
| Brockel Bank Mine | Teller | 38.74333 | -105.1375 |
| Brodies Saint Vrain Quarry | Boulder | 40.22528 | -105.26694 |
| Broganza Mine | Clear Creek | 39.58222 | -105.82917 |
| Broken Handle Mine | Clear Creek | 39.65917 | -105.78333 |
| Broken Thumb Mine | Dolores | 37.76889 | -108.57583 |
| Broker Mine | Montrose | 38.2275 | -108.75139 |
| Bronaber Mine | Clear Creek | 39.75056 | -105.54389 |
| Brookfield Mine | Clear Creek | 39.76667 | -105.52806 |
| Brooklyn Mine | Clear Creek | 39.74944 | -105.69167 |
| Brooklyn Shaft Mine | Clear Creek | 39.77417 | -105.56944 |
| Brooks Mine | Boulder | 39.97778 | -105.13611 |
| Brookside Mine | Fremont | 38.41083 | -105.1875 |
| Brown Derby Mine | Gunnison | 38.54167 | -106.62556 |
| Brown Derby Number Five Quarry | Gunnison | 38.54694 | -106.63028 |
| Brown Lava Lode Mine | Fremont | 38.34056 | -105.45778 |
| Brown Mine | Boulder | 40.11611 | -105.3875 |
| Brown Mountain Mine | Ouray | 37.91944 | -107.66194 |
| Brown Mountain Tunnel Mine | Clear Creek | 39.70472 | -105.7 |
| Brown Mule Mine | San Miguel | 37.99944 | -108.67556 |
| Brown Quartz Mine | Clear Creek | 39.72972 | -105.54028 |
| Brown Reindeer Mine | Clear Creek | 39.69556 | -105.72306 |
| Brown Spar Mine | Boulder | 40.12472 | -105.39417 |
| Brownell Mine | Clear Creek | 39.73667 | -105.6025 |
| Brownlime Tunnel Mine | Pitkin | 39.17889 | -106.81667 |
| Browns Cabin Mine | Gunnison | 38.85722 | -106.35694 |
| Bruce Mine | Clear Creek | 39.725 | -105.58278 |
| Bruce Walter Mine | Routt | 40.45056 | -107.1325 |
| Brunswick Mine | Clear Creek | 39.7125 | -105.6225 |
| Brush Creek Group Mine | Gunnison | 38.92083 | -106.83639 |
| Brushy Basin Mine | Montrose | 38.25528 | -109.05528 |
| Brushy Basin Number 3 Mine | Montrose | 38.25389 | -109.04306 |
| Bryan Mine | Clear Creek | 39.75139 | -105.53333 |
| Bryan Tunnel Mine | Clear Creek | 39.64889 | -105.76028 |
| Bryant Shaft Mine | Clear Creek | 39.77583 | -105.54333 |
| BTM Claim Group Mine | Montrose | 38.21194 | -108.69083 |
| Buchanan Mine | Teller | 38.7325 | -105.1575 |
| Buck Mine | Chaffee | 39.05 | -106.26667 |
| Buck Run Mine | Ouray | 37.91556 | -107.64417 |
| Buck Shot Mine | Montrose | 38.37194 | -108.79417 |
| Buckeye Lode Mine | Clear Creek | 39.72 | -105.72389 |
| Buckeye Mine | Clear Creek | 39.72111 | -105.59361 |
| Buckeye-Holt Mine | Custer | 38.035 | -105.14417 |
| Buckhorn Mica Mine | Larimer | 40.54194 | -105.37111 |
| Buckhorn Mine | Boulder | 40.12639 | -105.39028 |
| Buckhorn Tunnel Mine | Dolores | 37.69333 | -108.01556 |
| Buckley Field Manganese Deposit Mine | Arapahoe | 39.71639 | -104.69444 |
| Buckley Field Manganese Deposit Number One Mine | Arapahoe | 39.60278 | -104.61306 |
| Buckley Hill Mine | Chaffee | 38.63333 | -105.98333 |
| Buckley Mine | Gunnison | 38.84389 | -106.96917 |
| Buckskin Joe Mine | Park | 39.29 | -106.095 |
| Buckskin Joe Number One Mine | Boulder | 40.01889 | -105.2775 |
| Buddy Mine | Weld | 40.29889 | -104.60361 |
| Buell Shaft Mine | Gilpin | 39.8 | -105.50528 |
| Buena Ventura Mine | Boulder | 40.07333 | -105.50667 |
| Buena Vista Mine | Summit | 39.57778 | -105.84361 |
| Buena Vista Mine Number Three | Boulder | 40.12306 | -105.34722 |
| Buena Vista Mine Number Two | Boulder | 40.12306 | -105.34722 |
| Bueno Mine | Boulder | 40.11361 | -105.41222 |
| Buffalo Boy Mine | San Juan | 37.80972 | -107.55333 |
| Buffalo Head Mining Company Claim Number Six | Moffat | 40.52611 | -107.975 |
| Buffalo Mine | Elbert | 39.345 | -104.47194 |
| Bugwine Mine | San Miguel | 38.11111 | -109.01194 |
| Bulgine Mine | Clear Creek | 39.73917 | -105.55889 |
| Bulkley Mine | Gunnison | 38.84389 | -106.96944 |
| Bull Domingo Mine | Custer | 38.1775 | -105.43944 |
| Bull Domingo Shaft Mine | Gunnison | 38.95667 | -106.73639 |
| Bull Doze Mine | Clear Creek | 39.72806 | -105.6825 |
| Bull Gulch Mine | Fremont | 38.47056 | -105.61889 |
| Bull Hill Mine | Teller | 38.7475 | -105.15222 |
| Bull Ridge Mine | Fremont | 38.47056 | -105.61889 |
| Bull-Dover Claims | La Plata | 37.425 | -108.01667 |
| Bulldog Mine | Mineral | 37.85917 | -106.93806 |
| Bullion King Mine | Clear Creek | 39.74194 | -105.54444 |
| Bullion Mine | Clear Creek | 39.76972 | -105.63861 |
| Bullion Tunnel | San Miguel | 37.94194 | -107.76972 |
| Bulls Eye Mine | Huerfano | 37.38361 | -104.97806 |
| Bullseye Mine | Lake | 39.22333 | -106.26028 |
| Bullton Extension Mine | Park | 39.53528 | -105.84833 |
| Bunker Hill Number One Mine | Huerfano | 37.49306 | -104.69444 |
| Bunniger Mine | Garfield | 39.39639 | -108.73083 |
| Burbank Mine | San Juan | 37.81972 | -107.77194 |
| Burdick Mine | Delta | 38.89056 | -107.72 |
| Burk Pit | Mesa | 39.06889 | -108.56333 |
| Burke Mines | Teller | 38.73556 | -105.16056 |
| Burke-Martin Mine | Summit | 39.57222 | -105.86417 |
| Burleigh Mine | Clear Creek | 39.69722 | -105.73389 |
| Burlington Mine | Boulder | 40.12778 | -105.39778 |
| Burnette Number Five Mine | Montrose | 38.35222 | -108.79139 |
| Burnham Mine | Montezuma | 37.32722 | -108.25306 |
| Burns and McCoy Mine | Eagle | 39.91 | -106.74306 |
| Burns Group Mine | Dolores | 37.69278 | -108.02944 |
| Burns Moore Mine | Clear Creek | 39.70972 | -105.60083 |
| Burnwell Mine Number 1 | La Plata | 37.25444 | -108.09778 |
| Burnwell Mine Number 2 | La Plata | 37.255 | -108.09778 |
| Burr Mine | Clear Creek | 39.70194 | -105.7425 |
| Burrel Shaft Mine | Clear Creek | 39.70556 | -105.69722 |
| Burro Mine | San Miguel | 38.04667 | -108.88944 |
| Burro Number Five Mine | San Miguel | 38.04306 | -108.88611 |
| Burro Number Seven Mine | San Miguel | 38.04306 | -108.88611 |
| Burro Number Three Mine | San Miguel | 38.04306 | -108.88611 |
| Burro Point Mine | Montrose | 38.155 | -108.84861 |
| Burroughs Feldspar Mine | Jefferson | 39.6725 | -105.305 |
| Burroughs Mine | Gilpin | 39.79361 | -105.52833 |
| Burrows Group Mine | San Juan | 37.93333 | -107.6 |
| Burrows Park Group Mine | Hinsdale | 37.9475 | -107.48778 |
| Burton Placer Mine | Lake | 39.23694 | -106.33722 |
| Burton Quarry | Chaffee | 38.55 | -106.31667 |
| Bush Canyon Mine | San Miguel | 38.04139 | -108.89194 |
| Bush Mine | Clear Creek | 39.7 | -105.73278 |
| Bushwacker Shaft | Pitkin | 39.19806 | -106.8 |
| Bushwhacker Mine | Dolores | 37.73083 | -107.95139 |
| Busy Bee Coal Mine | El Paso | 38.88194 | -104.79917 |
| Butcherknife Mine | Moffat | 40.63472 | -107.10333 |
| Butler Group Mine | Dolores | 37.70083 | -108.02028 |
| Butler Mine | Clear Creek | 39.76139 | -105.68306 |
| Butte Tunnel | Park | 39.27056 | -106.14778 |
| Butte Valley Mine | Huerfano | 37.66639 | -104.95556 |
| Butterfly Mine | Montrose | 38.34028 | -108.73306 |
| Buxton Mine | Clear Creek | 39.69556 | -105.72306 |
| C and C Drilling Mine | San Miguel | 38.03139 | -108.64056 |
| C and F Coal Mine | La Plata | 37.27222 | -107.8825 |
| C and H Construction Company Pit | Adams | 39.83278 | -104.93 |
| C and M Gravel Pit | Boulder | 40.05083 | -105.05028 |
| C and S Mine | Douglas | 39.16611 | -105.05778 |
| C H Connor Mine | Custer | 38.13778 | -105.445 |
| C K and N Mine | Teller | 38.72 | -105.17056 |
| C M Welch Mine | Clear Creek | 39.73028 | -105.60639 |
| C O D Mine | Teller | 38.75139 | -105.15694 |
| C Tyrol Mine | Clear Creek | 39.71583 | -105.61306 |
| C W Carr Manganese Prospect Number One | Gunnison | 38.26222 | -107.20361 |
| C-G-26 Mine | Mesa | 39.06889 | -108.56333 |
| Cache Creek Mine | Chaffee | 39.05 | -106.26667 |
| Cacti Number Two Mine | San Miguel | 38.05556 | -108.93361 |
| Cactus Mine | Boulder | 39.98278 | -105.18556 |
| Caddell Mine | Huerfano | 37.63333 | -104.80528 |
| Caddo Mine | Clear Creek | 39.7425 | -105.51306 |
| Cady Mine | Lake | 39.26361 | -106.27278 |
| Cal-Wood Mica Mine | Boulder | 40.15722 | -105.36083 |
| Calamine Mine | San Miguel | 37.86028 | -107.87806 |
| Calamity Mine | Mesa | 38.60639 | -108.84417 |
| Calamity Mines | Mesa | 38.615 | -108.84222 |
| Caldirola Number 1 Mine | Fremont | 38.34583 | -105.17444 |
| Caldirola Number 2 Mine | Fremont | 38.32917 | -105.1775 |
| Caldirola Number Two Mine | Fremont | 38.4 | -105.18333 |
| Caldirola Pit | Fremont | 38.29556 | -105.17722 |
| Caledonia Lode Mine | Gilpin | 39.86167 | -105.52778 |
| Caledonia Mine | Boulder | 39.97917 | -105.13472 |
| Caley Mine | Teller | 38.74667 | -105.14083 |
| Calico Peak Mine | Dolores | 37.71111 | -108.08944 |
| California Bell Mine | Summit | 39.55861 | -105.90667 |
| California Lode Mine | Douglas | 39.31028 | -105.08111 |
| California Mine | Boulder | 39.985 | -105.37694 |
| Callie Mine | Teller | 38.73389 | -105.15694 |
| Callo Mine | Summit | 39.59972 | -105.81389 |
| Cally Mine | Summit | 39.47306 | -106.02556 |
| Calumet Iron Mine | Chaffee | 38.63333 | -105.99972 |
| Calumet Mine | Clear Creek | 39.72 | -105.60917 |
| Calvert Mine | Montrose | 38.1675 | -108.84139 |
| Calvin Mine | Clear Creek | 39.75889 | -105.52778 |
| Calypso Beryl Number One Mine | Larimer | 40.54333 | -105.45056 |
| Cambro Mine | Boulder | 39.99306 | -105.08333 |
| Camel Number Six Mine | Montrose | 38.17278 | -108.83111 |
| Cameo Number One Mine | Mesa | 39.14833 | -108.32028 |
| Cameron Mine | Teller | 38.74278 | -105.13083 |
| Cameron Mines | Huerfano | 37.60139 | -104.78583 |
| Camoose Mine | Montrose | 38.17278 | -108.83111 |
| Camp Bird Mine | Clear Creek | 39.76472 | -105.59889 |
| Camp Bird Number 14 Level | Ouray | 37.97028 | -107.72556 |
| Camp Bird Number 2 Level | Ouray | 37.94361 | -107.72694 |
| Camp Bird Number 3 Level | Ouray | 37.94778 | -107.73028 |
| Camp Creek Mine | Jackson | 40.95 | -106.25833 |
| Camp Grove Mine | Gilpin | 39.78667 | -105.53722 |
| Camp Marvel Carnotite Mine | Montrose | 38.30194 | -108.75861 |
| Camp Valley Tunnel | Clear Creek | 39.73944 | -105.55611 |
| Campbell Mine | Teller | 38.71806 | -105.16361 |
| Campbell Number Two Mine | Mesa | 39.29833 | -108.58944 |
| Campbell Tunnel and Shaft | Routt | 40.84028 | -106.89611 |
| Campbird Mine | Gunnison | 38.56861 | -106.52 |
| Canadian Coal Company Mine | Jackson | 40.73556 | -106.30278 |
| Canadian Strip Mine | Jackson | 40.69444 | -106.10972 |
| Canfield Mine | Boulder | 39.96111 | -105.06111 |
| Cannon Mine | Boulder | 39.99306 | -105.08472 |
| Canon Chief Mine | Fremont | 38.29722 | -105.16806 |
| Canon City Rainbow Stone Company Quarry | Fremont | 38.39361 | -105.22444 |
| Canon Imperial Mine | Fremont | 38.37306 | -105.12583 |
| Canon Liberty Mine | Fremont | 38.28778 | -105.15222 |
| Canon Monarch Mine | Fremont | 38.26833 | -105.15056 |
| Canon National Mine | Fremont | 38.28667 | -105.16556 |
| Canon Peacock Mine | Fremont | 38.28278 | -105.14861 |
| Canon Shamrock Mine | Fremont | 38.27389 | -105.14861 |
| Canon Zenith Mine | Fremont | 38.28889 | -105.15111 |
| Canopus Mine | Montrose | 38.24417 | -108.7975 |
| Canterbury Hill Mine | Lake | 39.28306 | -106.28139 |
| Canton Mine | San Miguel | 37.90972 | -107.80889 |
| Canyon View Mine | Montrose | 38.18333 | -108.97111 |
| Cap Rock Forty Mine | Fremont | 38.53806 | -105.46694 |
| Cap Smith Hill Mine | Routt | 40.83528 | -106.97778 |
| Cape Breton Pits | Clear Creek | 39.72389 | -105.60639 |
| Capella Mine | Montrose | 38.24083 | -108.80139 |
| Capital Mine | Clear Creek | 39.70917 | -105.69028 |
| Capital Prize Tunnel | Clear Creek | 39.70917 | -105.69222 |
| Capital-North Portal Mine | Clear Creek | 39.71167 | -105.69222 |
| Capitol Central Mine | Jefferson | 39.71667 | -105.26528 |
| Capitol City Mine | Hinsdale | 38.00778 | -107.465 |
| Capitol Mine | Boulder | 39.99306 | -105.07222 |
| Capitol Northern Mine | Lake | 39.25194 | -106.28417 |
| Capitol Shaft Mine | Clear Creek | 39.75444 | -105.6175 |
| Caprock Mine | Huerfano | 37.55 | -104.7475 |
| Capron Mine | Jackson | 40.72722 | -106.19139 |
| Captain Clark Mine | Clear Creek | 39.71361 | -105.7 |
| Captain Jack Group Mine | Montrose | 38.21639 | -108.76111 |
| Captain Jinks Mine | Mesa | 38.70444 | -109.04278 |
| Captain Wells Mine | Clear Creek | 39.70167 | -105.73667 |
| Captive Inca Mine | Mineral | 37.91417 | -106.95278 |
| Carbon Creek Mine | Gunnison | 38.77028 | -107.01444 |
| Carbon Junction Strip Mine | La Plata | 37.25972 | -108.09 |
| Carbon Lake Mine | San Juan | 37.89194 | -107.70417 |
| Carbon Mountain Pit | Jefferson | 39.6525 | -105.18639 |
| Carbonado Mine | Huerfano | 37.67083 | -104.86611 |
| Carbonate Group Mine | Summit | 39.4625 | -105.98222 |
| Carbonate King Mine | Ouray | 37.9125 | -107.67306 |
| Carbonate Mine | Lake | 39.24556 | -106.27944 |
| Carbonate Queen Mine | Teller | 38.72 | -105.14611 |
| Carbonero Mine | San Miguel | 37.8675 | -107.81389 |
| Cardiff Mine | El Paso | 38.85944 | -104.74639 |
| Cardigan Group Mine | Clear Creek | 39.74389 | -105.55056 |
| Cardwell Mine | Clear Creek | 39.7425 | -105.51306 |
| Carfield Mine | Boulder | 40.01889 | -105.2775 |
| Caribou Shaft | Boulder | 39.98111 | -105.58333 |
| Carl Gardner Mine | Boulder | 40.08444 | -105.39167 |
| Carla May Group Mine | Montrose | 38.32972 | -109.03806 |
| Carleton Mine | Montrose | 38.2975 | -108.75861 |
| Carlin Mine | Clear Creek | 39.73861 | -105.55944 |
| Carlton Mine | El Paso | 38.91361 | -104.81556 |
| Carmack Potash Mine | Montrose | 38.33583 | -108.87194 |
| Carnation Mine | San Miguel | 38.07472 | -108.80972 |
| Carnation Number Four Mine | San Miguel | 38.07444 | -108.81 |
| Carnation Number Three Mine | San Miguel | 38.07444 | -108.81 |
| Carnation Number Two Mine | San Miguel | 38.07444 | -108.81 |
| Carol Gore Quarry | Boulder | 40.22528 | -105.26694 |
| Caroline Mine | Clear Creek | 39.76639 | -105.67611 |
| Carpenter Mine | Teller | 38.73167 | -105.1325 |
| Carpenter Tunnel Mine | San Miguel | 37.94417 | -107.97583 |
| Carper Mine | Teller | 38.73556 | -105.13333 |
| Carr Mine | Gilpin | 39.79333 | -105.50111 |
| Carrie Lode Mine | Summit | 39.59444 | -105.86639 |
| Carson Mine | Fremont | 38.35667 | -105.215 |
| Carson Mining and Development Mine | Park | 38.90111 | -105.93639 |
| Carter and Moran Tunnels Mine | Pitkin | 39.35778 | -106.53472 |
| Carter Mine | Gunnison | 38.61194 | -106.59472 |
| Carter Tunnel Mine | Larimer | 40.49889 | -105.21833 |
| Caryl Pallot Mine | Boulder | 39.99917 | -105.05889 |
| Cascade Mine | Clear Creek | 39.72528 | -105.62972 |
| Cascade Tunnel Mine | San Miguel | 37.92139 | -107.76222 |
| Cascade-Ute Pass Mine | El Paso | 38.88667 | -104.96528 |
| Case Mine | Jackson | 40.76528 | -106.23333 |
| Casey Mine | Lake | 39.12389 | -106.20306 |
| Cashier Mine | Boulder | 40.13694 | -105.37333 |
| Cashin Mine | Montrose | 38.31083 | -108.94889 |
| Casino Lease Mine | Mineral | 37.85 | -106.92528 |
| Casino Shaft Mine | Clear Creek | 39.75806 | -105.51472 |
| Cass County Mine | Clear Creek | 39.71083 | -105.68778 |
| Casselman Mine | Weld | 40.28667 | -104.6 |
| Castastrophe Mine | Boulder | 40.00639 | -105.41028 |
| Castle Gulch Mine | Boulder | 40.11611 | -105.3875 |
| Castle Number Four Mine | La Plata | 37.26861 | -107.93806 |
| Castle Number Two Mine | La Plata | 37.27 | -107.93583 |
| Castle View Mine | Lake | 39.2475 | -106.2725 |
| Castleton Shaft Mine | Clear Creek | 39.77194 | -105.54111 |
| Casto Mine | Gilpin | 39.80861 | -105.5125 |
| Catalpa Mine | Gunnison | 39.07444 | -107.13861 |
| Cathedral Bluffs Mine | Rio Blanco | 39.85972 | -108.58778 |
| Catherine Number One Claim Mine | Jefferson | 39.38306 | -105.21139 |
| Caverne Mine | Clear Creek | 39.77167 | -105.59194 |
| Cebolla Creek Titaneferous Iron Deposit | Gunnison | 38.285 | -107.09778 |
| Cecil Mine | Clear Creek | 39.72583 | -105.61361 |
| Cedar Canon Mine | Fremont | 38.34722 | -105.18444 |
| Cedar Creek Mine | Moffat | 40.27333 | -107.46778 |
| Cedar Group Mine | Montrose | 38.40833 | -108.90417 |
| Cedars Mining Company Claim Number One | Moffat | 40.48444 | -107.95417 |
| Cedarwood Clay Mine | Pueblo | 37.91611 | -104.76472 |
| Celestial Mine | Boulder | 40.07722 | -105.39278 |
| Celestine Mine | Clear Creek | 39.71333 | -105.75194 |
| Cement Creek Quarry | Gunnison | 38.82722 | -106.84306 |
| Centennial Cone Mine | Jefferson | 39.75278 | -105.24694 |
| Centennial Mine | Boulder | 39.96389 | -105.11806 |
| Centennial Tunnel Mine | Park | 39.37167 | -106.08833 |
| Center Tunnel Mine | Gilpin | 39.80611 | -105.51361 |
| Central America Mine | Clear Creek | 39.77111 | -105.63556 |
| Central Colorado Tunnel Mine | Clear Creek | 39.69833 | -105.705 |
| Central Equator Mine | Clear Creek | 39.68528 | -105.69944 |
| Central Shaft Mine | Clear Creek | 39.76861 | -105.54444 |
| Central Tunnel Mine | Clear Creek | 39.74417 | -105.53667 |
| Centurion Mine | Clear Creek | 39.74583 | -105.56833 |
| Centurion Tunnel Mine | Clear Creek | 39.69833 | -105.705 |
| Century Mine | Clear Creek | 39.73722 | -105.60278 |
| Ceresco Number 4 Adit | Lake | 39.36444 | -106.17083 |
| Cervi Lease Mine | Jefferson | 39.77667 | -105.285 |
| CFC Mine | Montrose | 38.32 | -108.76722 |
| Chacuaco Creek Mine | Las Animas | 37.29222 | -104.61222 |
| Chaffee County Fluorspar Mine | Chaffee | 38.64556 | -106.07972 |
| Chain of Mines | Gilpin | 39.79278 | -105.52556 |
| Chair Creek Tunnel Mine | Gunnison | 39.08306 | -107.25667 |
| Chalk Mountain Quarry | Lake | 39.27694 | -106.20583 |
| Challenge Mine | Clear Creek | 39.76139 | -105.68306 |
| Challenger Mine | Larimer | 40.64778 | -105.18167 |
| Chama Mine | Mineral | 37.85 | -106.92528 |
| Chambers Pit | Garfield | 39.52917 | -107.8125 |
| Champagne Mine | Park | 39.30472 | -106.15944 |
| Champaign and Coney Claims Mine | Park | 39.30472 | -106.15944 |
| Champion Dirt Mine | Clear Creek | 39.74583 | -105.56778 |
| Champion Gold Mine | La Plata | 37.27222 | -107.88167 |
| Champion Mine | Boulder | 39.97444 | -105.15694 |
| Champion Mines | Gilpin | 39.93139 | -105.53389 |
| Champion Shaft Mine | Clear Creek | 39.76611 | -105.545 |
| Chance Number Two Mine | Mineral | 37.88139 | -106.93083 |
| Chance of Ninety-four Mine | Teller | 38.72222 | -105.16528 |
| Chancellor Mine | Boulder | 40.12333 | -105.39611 |
| Chandler Creek Quarry | Fremont | 38.40056 | -105.16583 |
| Chandler Mine | Fremont | 38.37528 | -105.19972 |
| Chandler Tunnel | Rio Grande | 37.42917 | -106.60056 |
| Chaney-Sims Beryl Mine | Larimer | 40.69306 | -105.63944 |
| Charcoal Charlie Mine | Gilpin | 39.83556 | -105.58028 |
| Charlene Mine | La Plata | 37.37472 | -108.14667 |
| Charlene Number One Mine | Fremont | 38.64222 | -105.55167 |
| Charles H Moore Lode Mine | Clear Creek | 39.73167 | -105.71639 |
| Charles Lily Mine | Jefferson | 39.88056 | -105.05556 |
| Charles P Mine | San Miguel | 37.91778 | -108.93972 |
| Charles T Mines | San Miguel | 38.00361 | -108.95 |
| Charlotte Number One Mine | San Miguel | 38.04778 | -108.89167 |
| Charter Oak Mine | Clear Creek | 39.70528 | -105.61667 |
| Chattanooga Mine | San Juan | 37.86444 | -107.71333 |
| Chautauquan Mine | Lake | 39.25417 | -106.23139 |
| Chaves Mine | Boulder | 39.95667 | -105.50111 |
| Checkmaker Mine | La Plata | 37.44306 | -107.95139 |
| Chemung County Mine | Clear Creek | 39.71722 | -105.60222 |
| Chemung-Belmont Mine | Gilpin | 39.78472 | -105.48889 |
| Chergo Mine | Routt | 40.39889 | -106.97972 |
| Cherokee Mine | Gilpin | 39.78528 | -105.49833 |
| Cherry Creek Mine | Arapahoe | 39.58806 | -104.9125 |
| Cherry Creek Placers | Arapahoe | 39.63528 | -104.83111 |
| Cherub Lode Mine | Gilpin | 39.80444 | -105.5725 |
| Chesta Mine | San Miguel | 38.12389 | -108.82333 |
| Chicago Mine | Clear Creek | 39.77667 | -105.71222 |
| Chicago Tunnel | Ouray | 37.94722 | -107.73722 |
| Chicago Tunnel Mine | Teller | 38.74389 | -105.1625 |
| Chicken Claim | Fremont | 38.62083 | -105.25028 |
| Chicken Hawk Mine | Teller | 38.72611 | -105.16333 |
| Chicosa Mines | Las Animas | 37.25694 | -104.56222 |
| Chief Mine | Saguache | 38.29556 | -106.13222 |
| Chief Ouray Mine | Ouray | 38.03056 | -107.65694 |
| Chieftain Mine | Jefferson | 39.67972 | -105.1775 |
| Chihuahua Tungsten Mine | Gilpin | 39.82361 | -105.50667 |
| Chile Number 5 Mine | San Miguel | 38.12361 | -108.81972 |
| Chimney Mine | Gunnison | 38.33833 | -107.00806 |
| Chimney Rock Coal Mine | Archuleta | 37.1925 | -107.29278 |
| Chipeta Mine | Ouray | 38.04528 | -107.67222 |
| Chipmunk Mine | San Miguel | 38.1525 | -108.85889 |
| Chippewa Mine | Lake | 39.24694 | -106.24417 |
| Chirco Mine | Routt | 40.3325 | -106.97889 |
| Chloride Mine | Clear Creek | 39.73194 | -105.63028 |
| Christenson Mine | Weld | 40.30389 | -104.60917 |
| Christie-Ward-Lucky Thirteen Number One Mine | Park | 39.05667 | -105.53167 |
| Christina Mine | Dolores | 37.70583 | -108.07333 |
| Christy Tunnel Mine | Teller | 38.73444 | -105.15639 |
| Chrysolite Mine | Lake | 39.25528 | -106.27639 |
| Churchill Mine | Douglas | 39.20833 | -104.9 |
| Churchs Pit | Jefferson | 39.75528 | -105.21722 |
| Cimarron Coal Mine | Montrose | 38.30306 | -107.58667 |
| Cimarron Mine | San Miguel | 37.94083 | -107.76389 |
| Cimmaron Mine | San Miguel | 37.94111 | -107.76778 |
| Cincinnati Shaft Mine | San Miguel | 37.945 | -107.75056 |
| Cinder Butte Mine | La Plata | 37.02389 | -108.10917 |
| Cinderella South Mine | Chaffee | 38.4925 | -106.20222 |
| Cirque Claims | Larimer | 40.84861 | -105.49167 |
| City Mine | Clear Creek | 39.70722 | -105.69639 |
| Civet Cat Group Mine | San Miguel | 38.10944 | -109.02917 |
| Clan Campbell Mine | Dolores | 37.70944 | -108.02944 |
| Clara Belle Mine | El Paso | 38.81389 | -104.59889 |
| Clara L Mine | Hinsdale | 38.94556 | -106.75389 |
| Clara May Mine | Boulder | 39.99139 | -105.36056 |
| Clara Mine | Boulder | 39.94778 | -105.57111 |
| Clarisa Mine | Clear Creek | 39.69111 | -105.70361 |
| Clarissa Mine | Clear Creek | 39.76778 | -105.5375 |
| Clark Mine | Clear Creek | 39.71611 | -105.71611 |
| Clark Tunnel Mine | Pitkin | 39.1925 | -106.80639 |
| Clarke Pit | Arapahoe | 39.61 | -105.02306 |
| Claude Shaft Mine | Teller | 38.74222 | -105.16056 |
| Claudia Lode Mine | Gilpin | 39.79556 | -105.53722 |
| Clayton Mine | Boulder | 40.05194 | -105.01028 |
| Clear Creek and Gilpin Tunnel Mine | Clear Creek | 39.76472 | -105.59889 |
| Clear Creek Gold Mine | Clear Creek | 39.7425 | -105.51306 |
| Clear Creek Power and Development Lode Mine | Clear Creek | 39.74917 | -105.63861 |
| Clear Creek Quarry | Jefferson | 39.7475 | -105.35972 |
| Clear Creek Shaft Mine | Clear Creek | 39.74 | -105.52833 |
| Clear Grit Mine | Lake | 39.22556 | -106.22667 |
| Clear View Claims | San Miguel | 37.93306 | -108.78694 |
| Clemens Quarry | Boulder | 40.12972 | -105.30528 |
| Clements Mine | Teller | 38.72917 | -105.14 |
| Cleopatra Mine | Clear Creek | 39.78583 | -105.70083 |
| Clermont Mine | Clear Creek | 39.71361 | -105.72333 |
| Cleveland Mine | Boulder | 40.07472 | -105.36694 |
| Cleveland-Silverwing Mine | Clear Creek | 39.76528 | -105.62806 |
| Cliff Dweller Mine | Montrose | 38.40222 | -108.81139 |
| Cliff House Group Mine | Montezuma | 37.51917 | -108.81611 |
| Cliff House Mine | Montezuma | 37.35417 | -108.82139 |
| Cliff Mine | Clear Creek | 39.72833 | -105.70722 |
| Cliff Shaft Mine | Mineral | 37.89194 | -106.91444 |
| Cliff Willow Mine | Montrose | 38.29278 | -108.9875 |
| Cliffdweller Mine | Montrose | 38.31583 | -108.95167 |
| Cliffdweller Mines | Mesa | 38.58889 | -108.84861 |
| Clifford Mine | Clear Creek | 39.79639 | -105.57278 |
| Climax Mica Mine | Fremont | 38.67833 | -105.48278 |
| Climax Mine | Clear Creek | 39.68611 | -105.75806 |
| Climax Number Two Mine | El Paso | 38.88556 | -104.80444 |
| Climax Surface Mine | Lake | 39.37028 | -106.16778 |
| Clinkenbeard Mine | Gilpin | 39.79556 | -105.52556 |
| Clinton Mine | Chaffee | 38.59306 | -106.27917 |
| Clipper Number One Mine | Larimer | 40.535 | -105.45889 |
| Cloud City Shaft | Lake | 39.24694 | -106.28028 |
| Clover Creek District Mine | Saguache | 38.36778 | -106.11028 |
| Cloverdale Mine | Custer | 38.23472 | -105.72722 |
| Cloverleaf Mine | Lake | 39.2525 | -106.22944 |
| Club Mines | Montrose | 38.36694 | -108.7475 |
| Club Number 7 Mine | Montrose | 38.35583 | -108.75778 |
| Club Sandwich Mine | Montrose | 38.39167 | -108.78278 |
| Clyde Mine | Teller | 38.7225 | -105.13278 |
| Clyde Shaft | Boulder | 39.97972 | -105.49833 |
| Clyde Tunnel | Boulder | 39.98111 | -106.4975 |
| Coal Basin Mine | Pitkin | 39.21667 | -107.37222 |
| Coal Creek Canyon Mine | Fremont | 38.32583 | -105.17306 |
| Coal Creek Number 2 Mine | Fremont | 38.35222 | -105.14917 |
| Coal Creek Number One Mine | Rio Blanco | 40.11861 | -107.66833 |
| Coal Gulch Coal Mine | Mesa | 39.35583 | -108.71278 |
| Coal Gulch Mine | La Plata | 37.27 | -107.87806 |
| Coal King Mine | La Plata | 37.25194 | -108.09944 |
| Coalby Mine Number Two | Delta | 38.92222 | -107.975 |
| Coalfire Mine | Jackson | 40.56139 | -106.44167 |
| Cobalt Mine | Boulder | 40.05 | -105.33889 |
| Cobalt Mining Company Mine | Boulder | 40.05472 | -105.41917 |
| Cobb Mine | Teller | 38.74222 | -105.16639 |
| Cochetopa Creek Mine | Saguache | 38.30556 | -106.77278 |
| Cocomongo Mine | Saguache | 38.31333 | -106.15028 |
| Cod Number One Mine | Huerfano | 37.51139 | -105.095 |
| Cod Number Two Mine | Huerfano | 37.50139 | -105.09167 |
| Codfish Balls Mine | Lake | 39.24417 | -106.26639 |
| Coeur d'Alene Mine | Gilpin | 39.78528 | -105.5175 |
| Coinage Mine | Clear Creek | 39.70472 | -105.67667 |
| Cojade Mine | Larimer | 40.35556 | -105.29722 |
| Colby Mine | Delta | 38.9325 | -107.98333 |
| Cold Spring Mine | Boulder | 40.06806 | -105.40667 |
| Cold Spring Three Mine | Boulder | 39.96278 | -105.50944 |
| Cold Springs Number Four Mine | Boulder | 39.96278 | -105.50944 |
| Cole Peterson Mine | Summit | 39.43028 | -106.18639 |
| Cole Pit | Mesa | 39.16028 | -108.96556 |
| Colewood Mine | Mineral | 37.85 | -106.92528 |
| Colexco Mine | Fremont | 38.58 | -105.22944 |
| Colfax Mine | Gilpin | 39.76806 | -105.51556 |
| Collie Mine | Clear Creek | 39.73583 | -105.565 |
| Collins Mine | Clear Creek | 39.69528 | -105.71556 |
| Collom Mine | Clear Creek | 39.7425 | -105.51306 |
| Colo-Yamp Mine | Routt | 40.32806 | -107.06 |
| Colonel Sellers Mine | Summit | 39.4275 | -106.20361 |
| Coloradian Mine | Montrose | 38.36917 | -108.73361 |
| Coloradium Mine | Montrose | 38.30611 | -108.75556 |
| Colorado Belle Mine | Saguache | 38.34583 | -106.11417 |
| Colorado Belle Placer | Lake | 39.25833 | -106.19139 |
| Colorado Boss Mine | Teller | 38.73556 | -105.16056 |
| Colorado Boy Mine | Ouray | 37.93083 | -107.68417 |
| Colorado Brick Pit | Boulder | 40.03361 | -105.20861 |
| Colorado Cat Mine | San Miguel | 38.06944 | -108.94806 |
| Colorado Central Mine | Clear Creek | 39.6825 | -105.70694 |
| Colorado City Mine | Teller | 38.72306 | -105.14056 |
| Colorado Consolidated Rock Pit | Adams | 39.89139 | -104.89472 |
| Colorado Copper Properties Mine | Mesa | 39.06889 | -108.56333 |
| Colorado Feldspar Company Mine | Park | 38.70222 | -105.48028 |
| Colorado Fluorspar Company Mine | Chaffee | 38.63278 | -106.06694 |
| Colorado Fuel and Iron Company Number Five Mine | Fremont | 38.42472 | -105.23694 |
| Colorado Granite Quarry | Chaffee | 38.53333 | -106.00028 |
| Colorado Mine | Boulder | 40.05333 | -105.39889 |
| Colorado Mineral Society Mine | Douglas | 39.25694 | -105.10944 |
| Colorado Miracle Mine | Boulder | 40.01889 | -105.2775 |
| Colorado Peak Industries Mine | Boulder | 40.11806 | -105.51833 |
| Colorado Princess Mine | Lake | 39.23194 | -106.22778 |
| Colorado Rose Red Quarry | Larimer | 40.28389 | -105.34694 |
| Colorado School of Mines Experimental Mine | Clear Creek | 39.7475 | -105.52472 |
| Colorado School of Mines Tunnel | Jefferson | 39.74583 | -105.23389 |
| Colorado Springs Tungsten Placer Mine | Boulder | 39.96278 | -105.50944 |
| Colorado Stone Company Pit | Larimer | 40.48694 | -105.21028 |
| Colorado Travel Tunnel Mine | Lake | 39.3225 | -106.16 |
| Colorado Zinc Company Mine | Custer | 38.21083 | -105.09139 |
| Colorado-Wyoming Improvement Company Pit | Adams | 39.81833 | -104.98833 |
| Colowyo Mine | Rio Blanco | 40.03944 | -107.9125 |
| Colowyo Strip Mine | Moffat | 40.26583 | -107.81306 |
| Coltoc Mine | Montrose | 38.46556 | -107.99083 |
| Columbia Group Mine | Summit | 39.38556 | -106.16111 |
| Columbia Mine | Boulder | 40.03611 | -105.53056 |
| Columbia Number 2 Mine | Lake | 39.23167 | -106.26889 |
| Columbia Tunnel Mine | Lake | 39.23278 | -106.2675 |
| Columbine Mine | Archuleta | 37.27972 | -107.45083 |
| Columbine Pit | La Plata | 37.27222 | -107.88167 |
| Columbine Tunnel Mine | Teller | 38.71444 | -105.14778 |
| Columbus Mine | Boulder | 40.06611 | -105.39806 |
| Comanche Group Mine | Teller | 38.74389 | -104.96 |
| Combination Mine | Clear Creek | 39.76139 | -105.68306 |
| Comet Group Mine | Gunnison | 38.96389 | -106.73139 |
| Comet Mine | Ouray | 37.94028 | -107.73111 |
| Coming Nation Mine | Clear Creek | 39.73 | -105.51444 |
| Coming Wonder Mine | San Juan | 37.81528 | -107.67528 |
| Commander Mine | Saguache | 38.25417 | -106.15778 |
| Commercial Mine | San Miguel | 37.93639 | -107.81972 |
| Commercial Union Mine | Clear Creek | 39.815 | -105.65917 |
| Commodore Mine | Clear Creek | 39.76528 | -105.63083 |
| Commonwealth Mine | Clear Creek | 39.75333 | -105.6075 |
| Community Mine | Moffat | 40.64583 | -107.40194 |
| Como Claims | Summit | 39.50306 | -106.03389 |
| Como Consolidated Mine | San Juan | 37.92083 | -107.61889 |
| Como Mine | Dolores | 37.76056 | -108.10528 |
| Como Mine Number Five | Park | 39.29528 | -105.85694 |
| Como Mine Number Four | Park | 39.28194 | -105.85333 |
| Como Mine Number One | Park | 39.29139 | -105.855 |
| Como Mine Number Seven | Park | 39.26944 | -105.85194 |
| Como Mine Number Six | Park | 39.26667 | -105.85444 |
| Como Mine Number Two | Park | 39.28583 | -105.85361 |
| Companion Mine | Clear Creek | 39.75972 | -105.51361 |
| Compromise Mining Company Mine | Pitkin | 39.18167 | -106.82833 |
| Comstock and Pandora Mine | Boulder | 39.99306 | -105.57611 |
| Comstock Copper Mine | Lake | 39.24444 | -106.23528 |
| Comstock Mine | Boulder | 39.98917 | -105.57194 |
| Concrete Mine | Gilpin | 39.80056 | -105.53194 |
| Condor Mine | Chaffee | 38.61667 | -106.01667 |
| Cone Mine | San Miguel | 38.04056 | -109.00583 |
| Cone Number Six Mine | San Miguel | 38.06222 | -108.99833 |
| Conejos Mine | Mineral | 37.86639 | -106.93972 |
| Conger Mine | Boulder | 39.97528 | -105.52194 |
| Congo Chief Mine | Boulder | 39.99306 | -105.57611 |
| Congress Lode | Gilpin | 39.825 | -105.49361 |
| Congress Mine | Conejos | 37.33444 | -106.49 |
| Conqueror Mines | Clear Creek | 39.78417 | -105.68111 |
| Conrad Coal Mine | Jackson | 40.71444 | -106.13472 |
| Consolation Mine | Boulder | 40.13889 | -105.41139 |
| Consolidated Caribou Silver Mine | Boulder | 39.95 | -105.53333 |
| Contact Mine | Teller | 38.71444 | -105.14111 |
| Contention Mine | Ouray | 37.9825 | -107.59972 |
| Continental Mine | Clear Creek | 39.81306 | -105.63083 |
| Contract Shaft | Lake | 39.24 | -106.27778 |
| Conundrum Mine | Teller | 38.74139 | -105.16944 |
| Converse Mine | Delta | 38.90611 | -107.61444 |
| Coo Coo Mine | Clear Creek | 39.66861 | -105.78361 |
| Cook Mine | Boulder | 39.96111 | -105.2125 |
| Cooley Sand and Gravel Company Pit | Denver | 39.80639 | -105.02222 |
| Coon Valley Mine | Lake | 39.22694 | -106.26833 |
| Cooper Creek Mine | Pitkin | 39.00333 | -106.81917 |
| Cooper Fork Deposit Mine | Pitkin | 39 | -106.78556 |
| Cooper Fork Quarry | Pitkin | 39.00111 | -106.78556 |
| Cooper Mine | Archuleta | 37.28667 | -107.46139 |
| Coors Quarry | Jefferson | 39.81917 | -105.35861 |
| Coors Sand and Gravel Pit | Jefferson | 39.74444 | -105.21917 |
| Copeland Group Mine | Boulder | 39.96444 | -105.36472 |
| Copeland Mine | Boulder | 40.01889 | -105.2775 |
| Copeland Mines | Boulder | 39.96444 | -105.36472 |
| Copenhagen Mine | Clear Creek | 39.77556 | -105.61111 |
| Copper Age Mine | La Plata | 37.4 | -108.06389 |
| Copper Blush Mine | Boulder | 40.14417 | -105.36639 |
| Copper Girl Mine | Fremont | 38.35417 | -105.48056 |
| Copper Glance Mine | Boulder | 40.03722 | -105.49111 |
| Copper Head Claim | Saguache | 38.11806 | -105.78722 |
| Copper Hill Mine | La Plata | 37.40028 | -108.0725 |
| Copper Jack Mine | Montrose | 38.40444 | -108.89722 |
| Copper King Group | Larimer | 40.89722 | -105.39722 |
| Copper King Group Mine | Larimer | 40.89722 | -105.39722 |
| Copper King Mine | Boulder | 40.05528 | -105.41972 |
| Copper King Nickel Mine | Boulder | 40.08028 | -105.27139 |
| Copper King Prospect Mine | Park | 39.29944 | -106.09028 |
| Copper Lode | Mineral | 37.87 | -106.92806 |
| Copper Queen Mine | Archuleta | 37.26528 | -107.00972 |
| Copper Rivet Mine | Mesa | 38.53472 | -108.97444 |
| Copperopolis Mine | Pitkin | 39.19111 | -106.81278 |
| Cora Belle Mine | Lake | 39.25639 | -106.26889 |
| Corbett Mine | Clear Creek | 39.7425 | -105.51306 |
| Corcoran Mine | Mesa | 39.24278 | -108.52694 |
| Cord Mine | Lake | 39.24028 | -106.26306 |
| Cordova Mine | Boulder | 40.11611 | -105.3875 |
| Corey Gravel Pit | Montrose | 38.47306 | -107.86556 |
| Coriolanus Mine | Teller | 38.7175 | -105.14417 |
| Corkscrew Mine | Dolores | 37.76056 | -108.10528 |
| Corley Coal Mine Number Three | El Paso | 38.80667 | -104.59583 |
| Corley Mine | El Paso | 38.92806 | -104.83333 |
| Corley Number 6 Mine | Fremont | 38.29806 | -105.16889 |
| Cornell Mine | Las Animas | 37.085 | -105.02694 |
| Corning Tunnel | Boulder | 40.07139 | -105.40056 |
| Cornish Wall Mine | Park | 39.28639 | -106.17111 |
| Cornstock Mine | La Plata | 37.3775 | -108.07944 |
| Corona Mine | Clear Creek | 39.76139 | -105.68306 |
| Coronado Mine | Lake | 39.25361 | -106.28861 |
| Coronet Mine | Saguache | 38.3225 | -106.1325 |
| Corporal Mine | Summit | 39.46667 | -105.98806 |
| Corral Mine | Teller | 38.73833 | -105.13111 |
| Corral Pole Mica Mine | Larimer | 40.55694 | -105.4125 |
| Corral Pole One Mine | Larimer | 40.55694 | -105.41111 |
| Corral Pole Two Mine | Larimer | 40.55694 | -105.41111 |
| Corry City Mine | Clear Creek | 39.70444 | -105.72917 |
| Corsair Mine | Mineral | 37.84583 | -106.96056 |
| Cortez Mine | Montezuma | 37.36611 | -108.58917 |
| Corydon Mine | Gilpin | 39.79667 | -105.51806 |
| Coryell Mine | Garfield | 39.56528 | -107.52306 |
| Cottontail Mine | Clear Creek | 39.71417 | -105.60667 |
| Cottonwood Mine | Montrose | 38.27083 | -108.54806 |
| Couch Mine | Gilpin | 39.79556 | -105.52556 |
| Cougar Mine | San Miguel | 38.05889 | -108.9275 |
| Coulson Excavating Pit | Larimer | 40.4 | -105.07389 |
| Coulson Pit | Larimer | 40.4 | -105.07389 |
| Country Boy Mine | Pitkin | 39.3 | -106.7 |
| County Treasurer Mine | Clear Creek | 39.76722 | -105.61889 |
| Court House Mine | San Miguel | 37.93833 | -107.81056 |
| Covode Mine | Clear Creek | 39.76667 | -105.66417 |
| Cowan Pit | Larimer | 40.58583 | -105.07972 |
| Cowboy Johnson Adit Mine | Mineral | 37.92556 | -106.97917 |
| Cowdrey Mine | Dolores | 37.68361 | -108.03722 |
| Cowenhoven Tunnel | Pitkin | 39.19417 | -106.81139 |
| Cowgirl Number Two Mine | San Miguel | 37.96361 | -108.97917 |
| Cowhand Mine | San Miguel | 38.11111 | -109.01083 |
| Cox and Cox Mines | Las Animas | 37.25722 | -104.55583 |
| Cox Mine | Archuleta | 37.31333 | -106.99167 |
| Coyote Claims Mine | Eagle | 39.72444 | -106.48194 |
| Cracker Jack Mine | Boulder | 39.95417 | -105.21528 |
| Cracker Jack Number Two Mine | Boulder | 39.94778 | -105.2075 |
| Craig Pit | Moffat | 40.50667 | -107.50667 |
| Cramer Mine | Clear Creek | 39.75917 | -105.64194 |
| Cramer Number Two Pegmatite Mine | Douglas | 39.29 | -105.05556 |
| Cramer Pegmatite Mine | Douglas | 39.28806 | -105.055 |
| Crandalls New Mine | Weld | 40.03972 | -104.94278 |
| Crandell Number Four Mine | Broomfield | 39.98806 | -105.04722 |
| Crandell Number One Mine | Boulder | 40.0025 | -105.02222 |
| Crandell Number Three Mine | Broomfield | 39.98806 | -105.03889 |
| Crandell Number Two Mine | Broomfield | 39.99944 | -105.03222 |
| Crawford Shaft Mine | Gilpin | 39.7775 | -105.52556 |
| Crescent City Mine | Clear Creek | 39.75917 | -105.56972 |
| Creskill Group Mine | Park | 39.32333 | -106.09444 |
| Cressmans Gulch Mine | Jefferson | 39.79056 | -105.26639 |
| Cresson Mine | Teller | 38.72722 | -105.14389 |
| Crested Butte Mine | Gunnison | 38.89111 | -107.05806 |
| Crestone Mine | Saguache | 37.95722 | -105.55778 |
| Crete Mine | Boulder | 40.01528 | -105.36917 |
| Crevice Mine | San Juan | 37.86972 | -107.66694 |
| Cripple Creek District Mine | Teller | 38.72194 | -105.15778 |
| Cripple Creek Dump Mine | Montrose | 38.305 | -108.75333 |
| Cripple Creek Gold Hill Tunnel Mine | Teller | 38.74056 | -105.16583 |
| Cripple Creek Mine | Montrose | 38.30389 | -108.755 |
| Criterion Mine | Park | 39.29417 | -106.09667 |
| Crockett Mine | Clear Creek | 39.74611 | -105.54028 |
| Croesus Mine | Boulder | 40.03056 | -105.39861 |
| Cross Number One Mine | Montezuma | 37.58333 | -108.95833 |
| Cross-Missing Link Mine | Boulder | 39.94361 | -105.49972 |
| Crow Bar Mine | Moffat | 40.41806 | -107.26417 |
| Crow Number Thirty-six Mine | Boulder | 39.96278 | -105.50944 |
| Crown Jewel Mine | San Miguel | 37.87944 | -107.84556 |
| Crown Mine | Boulder | 39.93611 | -105.16944 |
| Crown Prince Mine | Clear Creek | 39.78028 | -105.68667 |
| Crown Shaft Mine | Clear Creek | 39.73222 | -105.61 |
| Crownpoint Mine | Boulder | 39.99778 | -105.36056 |
| Crozier-Sellers Mine | Teller | 38.7325 | -105.1575 |
| Croziers Claims | San Miguel | 37.94111 | -107.76861 |
| Crucible Steel Mine | Boulder | 39.99583 | -105.49444 |
| Crystal Hill Mine | Saguache | 37.84333 | -106.28417 |
| Crystal Mine | Clear Creek | 39.75639 | -105.52417 |
| Crystal Mountain Mine | Larimer | 40.54139 | -105.42944 |
| Crystal Silica Mine | Larimer | 40.54167 | -105.43056 |
| Crystal Snow Mine | Larimer | 40.52694 | -105.4025 |
| Crystal Tunnel Mine | Gunnison | 39.03944 | -107.08444 |
| Cuba Mine | Clear Creek | 39.77222 | -105.57972 |
| Cuchara Canyon Mine | Huerfano | 37.635 | -104.81056 |
| Cuckoo Shaft Mine | Gilpin | 39.78667 | -105.53722 |
| Cumberland Mine | Gunnison | 38.69722 | -106.47194 |
| Cunningham Tunnel Mine | Pitkin | 39.29528 | -106.54417 |
| Curlew Placer Mine | Lake | 39.06417 | -106.31778 |
| Curly Lee Shaft Mine | Chaffee | 38.64389 | -106.07861 |
| Curmon Mine | Clear Creek | 39.71333 | -105.735 |
| Currant Creek Mine | Fremont | 38.58861 | -105.41333 |
| Curtis Lode Mine | Gilpin | 39.78861 | -105.50111 |
| Curtis Mine | El Paso | 38.88472 | -104.80056 |
| Custer Mine | San Juan | 37.92 | -107.60139 |
| Cutler Mine | Ouray | 38.00028 | -107.68694 |
| Cyclone Mine | Clear Creek | 39.70167 | -105.72889 |
| Czar Mine | Hinsdale | 38.015 | -107.46417 |
| Czarina Mine | Hinsdale | 38.01444 | -107.46694 |
| D and G Mine | Summit | 39.42778 | -106.18667 |
| D and J Mine | Saguache | 38.4 | -106.24972 |
| D P Rolphing Company Mine | Pitkin | 39.195 | -106.82028 |
| D'Artagnan Mine | Clear Creek | 39.80583 | -105.66083 |
| Dad Town Mine | Ouray | 38.05389 | -107.68972 |
| Dade Mine | Garfield | 39.85833 | -107.425 |
| Dads Mine | Montrose | 38.1725 | -108.81972 |
| Dagenais Mine | Clear Creek | 39.75972 | -105.50194 |
| Dahl Mine | Teller | 38.72639 | -105.15778 |
| Daily Mine | Clear Creek | 39.75917 | -105.62694 |
| Daisy G Pooley Mine | Park | 39.59806 | -105.85306 |
| Daisy Mine | Clear Creek | 39.73444 | -105.54944 |
| Dallas Placers Mine | Ouray | 38.26861 | -107.75472 |
| Dalsas Mine | Garfield | 39.52194 | -107.39833 |
| Daly Mine | Lake | 39.25639 | -106.27611 |
| Damon Mine | Teller | 38.74417 | -105.14028 |
| Dan Mine | San Miguel | 37.93167 | -108.80389 |
| Dangerfield Mine | Chaffee | 38.63333 | -105.99972 |
| Daniel Peters Mine | Clear Creek | 39.7425 | -105.51306 |
| Dante Mine | Teller | 38.72944 | -105.14 |
| Danube Mine | Clear Creek | 39.70472 | -105.69639 |
| Danville Mine | El Paso | 38.885 | -104.80556 |
| Darby Mine | La Plata | 37.42639 | -108.03472 |
| Darling Mine | Chaffee | 38.57306 | -106.29694 |
| Darnell Mine | Teller | 38.73389 | -105.14361 |
| Dauntless Mine | Park | 39.20806 | -106.16972 |
| Dauphin Mine | Hinsdale | 38.00556 | -107.31389 |
| Davenport Mine | Clear Creek | 39.69694 | -105.69139 |
| David H Shaft Mine | Chaffee | 38.545 | -106.38278 |
| David Mine | Boulder | 40.01944 | -105.40611 |
| David Owen Mine | Boulder | 40.07333 | -105.50667 |
| Davidson Mine | Boulder | 39.99306 | -105.15556 |
| Davis and Spaulding Property Mine | Delta | 38.7775 | |