| Locality type: | Occurrence |
| 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 Goat Hill No. 1 occurrence, Montrose County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 378819 |
| Long-form Identifier: | 1:3:378819:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 0.0km (0.0 miles) | ⓘMuscovite Nos. 1; 2 Occurrence, Montrose County, Colorado, USA |
| 12.7km (7.9 miles) | ⓘBlack Canyon Beryl Prospect, Curecanti Needle Area, Gunnison County, Colorado, USA |
| 13.5km (8.4 miles) | ⓘVernal Mesa Quartz Monzonite, Black Canyon of the Gunnison River, Montrose County, Colorado, USA |
| 17.5km (10.9 miles) | ⓘLast Chance Mine (Unpatented Claim: Peifer; Peifer Quarry), Curecanti Needle Area, Gunnison County, Colorado, USA |
| 48.3km (30.0 miles) | ⓘSugar Creek, Willow Creek Mining District, Gunnison County, Colorado, USA |
| 51.4km (31.9 miles) | ⓘThorium Prospects (MRDS - 10014575), White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
| 53.6km (33.3 miles) | ⓘIron Hill deposit, White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
| 55.3km (34.3 miles) | ⓘStandard Mine, Ruby Mining District (Elk Mountain Mining District; Irwin Mining District), Gunnison County, Colorado, USA |
| 55.4km (34.4 miles) | ⓘPowderhorn Prospect (Cebolla Creek), White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
| 55.8km (34.7 miles) | ⓘGunnison District Occurrence (W.C. Dillon; MS 10715), Gunnison Mining District, Gunnison County, Colorado, USA |
| References |
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