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Biotite from
Hard-to-Find Mine, Copper Valley Mining District, Churchill County, Nevada, USA


Locality type:Mine
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Hard-to-Find Mine, Copper Valley Mining District, Churchill County, Nevada, USA
Data Identifiers
Mindat Occurrence Record ID:274384
Long-form Identifier:1:3:274384:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
21.8km (13.5 miles) ⓘUnnamed prospect (MRDS10222034), Juniper Range Mining District, Pershing County, Nevada, USA
62.3km (38.7 miles) ⓘWeaver Canyon Mine, Rochester Mining District, Pershing County, Nevada, USA
67.3km (41.8 miles) ⓘUnnamed prospect (MRDS10047335), Hooker Mining District, Pershing County, Nevada, USA
67.3km (41.8 miles) ⓘHumboldt lopolith, Churchill County, Nevada, USA
70.7km (43.9 miles) ⓘChimney Spring tuff, Washoe County, Nevada, USA
72.7km (45.2 miles) ⓘNine Hill tuff, Washoe County, Nevada, USA
89.7km (55.8 miles) ⓘCopper Gulch # 2 Claim (NBMG Sample Site # 3417), Freds Mountain Mining District, Washoe County, Nevada, USA
89.9km (55.8 miles) ⓘTehama Mine, Star Mining District, Humboldt Range, Pershing County, Nevada, USA
References
NBMG Bull 83 Geology and Mineral Deposits of Churchill County, Nevada
 
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