| Locality type: | Pegmatite |
| 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 Sentinel rock (Specimen rock), Pikes Peak, El Paso County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 489146 |
| Long-form Identifier: | 1:3:489146:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 0.0km (0.0 miles) | ⓘSpecimen Rock, El Paso County, Colorado, USA |
| 3.2km (2.0 miles) | ⓘCrystal Park area, Crystal Park, El Paso County, Colorado, USA |
| 4.3km (2.7 miles) | ⓘStove Mountain (Cookstove Mountain), El Paso County, Colorado, USA |
| 4.3km (2.7 miles) | ⓘCameron Cone, Crystal Park, El Paso County, Colorado, USA |
| 6.2km (3.9 miles) | ⓘMount Rosa, El Paso County, Colorado, USA |
| 11.5km (7.1 miles) | ⓘPikes Peak, El Paso County, Colorado, USA |
| 12.9km (8.0 miles) | ⓘPopes Bluff, Colorado Springs, El Paso County, Colorado, USA |
| 15.4km (9.6 miles) | ⓘJohnny Feldspar Mine, El Paso Mining District, El Paso County, Colorado, USA |
| 21.2km (13.2 miles) | ⓘGold Sovereign Mine (Jackson Shaft), Cripple Creek Mining District, Teller County, Colorado, USA |
| 23.7km (14.8 miles) | ⓘOphelia Tunnel (Gold Exploration; Moffat Tunnel), Cripple Creek Mining District, Teller County, Colorado, USA |
| References |
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