Locality type: | Mine |
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 Last Chance Mine (Unpatented Claim: Peifer; Peifer Quarry), Curecanti Needle Area, Gunnison County, Colorado, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 375603 |
Long-form Identifier: | 1:3:375603:4 |
GUID (UUID V4): | b86033ed-efda-489e-86c5-17aa876cb301 |
Nearest other occurrences of Biotite |
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6.9km (4.3 miles) | ⓘBlack Canyon Beryl Prospect, Curecanti Needle Area, Gunnison County, Colorado, USA |
17.5km (10.9 miles) | ⓘMuscovite Nos. 1; 2 Occurrence, Uravan Mining District, Montrose County, Colorado, USA |
17.5km (10.9 miles) | ⓘGoat Hill No. 1 occurrence, Uravan Mining District, Montrose County, Colorado, USA |
30.5km (19.0 miles) | ⓘVernal Mesa Quartz Monzonite, Black Canyon of the Gunnison River, Montrose County, Colorado, USA |
32.1km (19.9 miles) | ⓘSugar Creek, Willow Creek Mining District, Gunnison County, Colorado, USA |
33.8km (21.0 miles) | ⓘUnnamed Thorium Prospects (MRDS - 10014575), White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
36.1km (22.4 miles) | ⓘIron Hill deposit, White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
37.8km (23.5 miles) | ⓘPowderhorn Prospect (Cebolla Creek), White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
39.5km (24.5 miles) | ⓘUnnamed Thorium Prospects (MRDS - 10087971), White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
41.4km (25.7 miles) | ⓘGunnison District Occurrence (W.C. Dillon; MS 10715), Gunnison Mining District, Gunnison County, Colorado, USA |
References |
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