| Locality type: | Prospect |
| Classification |
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| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Cumo Prospect, Grimes Pass Mining District, Boise Basin Mining District, Boise County, Idaho, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 446394 |
| Long-form Identifier: | 1:3:446394:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 30.2km (18.7 miles) | ⓘBowman Corundum Occurrence, Smiths Ferry Area, Valley County, Idaho, USA |
| 47.0km (29.2 miles) | ⓘRinebold Prospect, Roaring River Mining District, Elmore County, Idaho, USA |
| 50.6km (31.5 miles) | ⓘDeadwood Mine, Deadwood Mining District, Valley County, Idaho, USA |
| 51.6km (32.0 miles) | ⓘPayette placer, Unorganized District, Redfish Lake area, Boise County, Idaho, USA |
| 65.0km (40.4 miles) | ⓘInama Prospect, Toxaway Lake Area, Boise County, Idaho, USA |
| 77.1km (47.9 miles) | ⓘEnterprise Prospects, Stanley Basin Mining District, Custer County, Idaho, USA |
| 86.1km (53.5 miles) | ⓘDiatomite Occurrence (MRDS - 10093747), Weiser Mining District, Washington County, Idaho, USA |
| 90.6km (56.3 miles) | ⓘCentauras Workings Placer, Robinson Bar Mining District, Custer County, Idaho, USA |
| 91.0km (56.5 miles) | ⓘThe Great Centennial Placer, Robinson Bar Mining District, Custer County, Idaho, USA |
| 98.3km (61.1 miles) | ⓘDiatomite Mine (MRDS - 10070229), Weiser, Weiser Mining District, Washington County, Idaho, USA |
| References |
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