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Biotite from
Kiam pegmatite, Llano County, Texas, USA


Locality type:Pegmatite
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Kiam pegmatite, Llano County, Texas, USA
Data Identifiers
Mindat Occurrence Record ID:199937
Long-form Identifier:1:3:199937:2
GUID (UUID V4):0
Nearest other occurrences of Biotite
6.3km (3.9 miles) ⓘWilliams pegmatites (Williams Gardens), Llano County, Texas, USA
11.1km (6.9 miles) ⓘBadu Hill quarry, Llano, Llano County, Texas, USA
14.0km (8.7 miles) ⓘKingsland Granite Company Quarry (Petrick Quarry), Llano County, Texas, USA
16.9km (10.5 miles) ⓘPebble Beach pegmatites, Llano County, Texas, USA
18.3km (11.3 miles) ⓘBaringer Hill Mine, Bluffton, Llano County, Texas, USA
22.4km (13.9 miles) ⓘSheridan Copper prospect [includes Rainbow prospect], Burnet County, Texas, USA
22.9km (14.3 miles) ⓘRode Ranch pegmatite, Llano County, Texas, USA
26.4km (16.4 miles) ⓘPavitte Copper prospect, Burnet County, Texas, USA
26.8km (16.6 miles) ⓘClear Creek pegmatite, Burnet County, Texas, USA
54.5km (33.9 miles) ⓘKothman tract, Mason County, Texas, USA
References
Smith, Arthur E. (1991) Texas Mineral Locality Index. Rocks & Minerals, 66 (3) 196-224 doi:10.1080/00357529.1991.11761622
 
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