| 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 |
| Comments: | Magnesian biotite is replaced (partial melt) by osumilite.
Less magnesian biotite is replaced by K-feldspar, hercynite, opx and ilmenite. |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Chili Palca Hacienda, Puno, Peru |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 320426 |
| Long-form Identifier: | 1:3:320426:9 |
| GUID (UUID V4): | 1d9bc4de-93ae-4af7-8bfd-00194c215c6e |
| Nearest other occurrences of Biotite |
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| 34.9km (21.7 miles) | ⓘSan Rafael Mine, Melgar Province, Puno, Peru |
| 39.7km (24.7 miles) | ⓘMacusani Uranium deposits (Quenamari Meseta), Carabaya Province, Puno, Peru |
| 98.9km (61.4 miles) | ⓘTintaya Mine, Ahuancata, Espinar Province, Cuzco, Peru |
| References |
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| Reference Search (possible matching items) |
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 | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | ranges of northern Chile and scattered localities in Peru, Bolivia, and Ecuador; Morro Velho mine, Nova Lima...Hill(*) and Cobar, NSW, Australia; Huancavelica, Peru; Potosi(*), Oruro(*), and other localities in Bolivia;...near Coramande R:365, P&J:76, mine, Pasta Bueno, Peru; Copiapo, Chile. sm DI:128, ABI:24. 1.3.1.2 Antimony...director P42 /n. TET ite. berzelian with ous Dimorph Peru. de Geologia y Mineria, Z= 82, D=7.03. 29-575:...South Africa; Mt. Lyell, TAS, Australia; Morococha, Peru; Braden mine, Chile. Uses: An important ore of copper |
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