Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Andesite from
Black Mine, Keystone Mining District - Douglas Creek Mining District, Medicine Bow Mountains, Albany County, Wyoming, USA


Locality type:Mine
Classification
Type:Andesite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Andesite data
Locality Data:Click here to view Black Mine, Keystone Mining District - Douglas Creek Mining District, Medicine Bow Mountains, Albany County, Wyoming, USA
Data Identifiers
Mindat Occurrence Record ID:1572415
Long-form Identifier:1:3:1572415:9
GUID (UUID V4):0
Nearest other occurrences of Andesite
0.9km (0.6 miles) ⓘGold Crater Mine, Keystone Mining District - Douglas Creek Mining District, Medicine Bow Mountains, Albany County, Wyoming, USA
93.8km (58.3 miles) ⓘDepression Mine (Prosperity; Elsiefind; Unpatented Claims: Depression; Lone Star; Peaco Ck), Stove Prairie Area, Larimer County, Colorado, USA
98.9km (61.4 miles) ⓘUnidentified Prospect (MRDS - 10080920), Halleck Canyon Area, Albany County, Wyoming, USA
References
Loucks, R. R. (1976). Platinum-gold-copper mineralization, central Medicine Bow Mountains, Wyoming (Masters thesis, Colorado State University).
 
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