| 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 Catherine No. 1 pegmatite mine, Natrona County, Wyoming, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 42218 |
| Long-form Identifier: | 1:3:42218:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 95.3km (59.2 miles) | ⓘCherry Creek Prospect, Ferris Mountain Area, Carbon County, Wyoming, USA |
| References |
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