| Feature Name: | Porphyry Bridge
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| Feature Type: | bridge
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| State: | Idaho
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| County: | Idaho
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| County Population: | 15511
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| County Housing Units: | 7537
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| County Size: | 8484.88 Square Miles
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| Latitude: | 45.26611
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| Longitude: | -115.47583
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| Map Cell Name: | Chicken Peak
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| Geographic Keywords: | Bridge,
Porphyry
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