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Biotite from
Last Chance Prospect, Lemhi County, Idaho, USA


Locality type:Prospect
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
Associated Minerals Based on Photo Data:
Allanite-(Ce)2
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Last Chance Prospect, Lemhi County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:448576
Long-form Identifier:1:3:448576:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
4.4km (2.7 miles) ⓘSmith Prospect, Gibbonsville Mining District, Lemhi County, Idaho, USA
7.9km (4.9 miles) ⓘWiley Evans - Reese Esker Claims, Lemhi County, Idaho, USA
10.3km (6.4 miles) ⓘTwilight Claim (Sawlog group), Sawlog Gulch, North Fork - Shoup Mining District, Lemhi County, Idaho, USA
14.2km (8.8 miles) ⓘLast Chance prospect, Dump Creek, Lemhi County, Idaho, USA
15.0km (9.3 miles) ⓘSilver King Claims (Uncle Sam; Calera Mine), Lemhi County, Idaho, USA
15.1km (9.4 miles) ⓘContact Claim Group (Diamond Creek Area; Bell), Eureka Mining District, Lemhi County, Idaho, USA
16.9km (10.5 miles) ⓘBig Lead Mine (Langal), Mineral Hill Mining District, Lemhi County, Idaho, USA
17.1km (10.6 miles) ⓘMonolith Group Mine, Mineral Hill Mining District, Lemhi County, Idaho, USA
21.3km (13.3 miles) ⓘSheep Creek, Mineral Point Mining District, Ravalli County, Montana, USA
22.9km (14.2 miles) ⓘColumbine claims (Columbite Occurrence (MRDS - 10221637)), Mineral Point Mining District, Ravalli County, Montana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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