| Feature Name: | Challenge Mine
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| Feature Type: | mine
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| State: | Michigan
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| County: | Houghton
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| County Population: | 36016
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| County Housing Units: | 17748
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| County Size: | 1011.72 Square Miles
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| Latitude: | 46.97972
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| Longitude: | -88.73278
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| Map Cell Name: | Pine Lake
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| Geographic Keywords: | Challenge
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