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Biotite from
Potrerillos 2 pegmatite, Potrerillos, San Martín Department, San Luis Province, Argentina


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 Potrerillos 2 pegmatite, Potrerillos, San Martín Department, San Luis Province, Argentina
Data Identifiers
Mindat Occurrence Record ID:1592006
Long-form Identifier:1:3:1592006:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.5km (0.3 miles) ⓘSan Osmar pegmatite, Potrerillos, San Martín Department, San Luis Province, Argentina
3.8km (2.4 miles) ⓘRancul pegmatite, Potrerillos, San Martín Department, San Luis Province, Argentina
7.3km (4.6 miles) ⓘCatrie pegmatite, Potrerillos, San Martín Department, San Luis Province, Argentina
19.1km (11.9 miles) ⓘLa Aspereza mining district, Villa de Praga, San Martín Department, San Luis Province, Argentina
21.2km (13.2 miles) ⓘLos Avestruces mining district, San Martín, San Martín Department, San Luis Province, Argentina
22.0km (13.7 miles) ⓘLa Esmeralda pegmatite, Paso Grande, San Martín Department, San Luis Province, Argentina
32.9km (20.4 miles) ⓘDiente Verde, Cañada Honda, Carolina, Coronel Pringles Department, San Luis Province, Argentina
34.0km (21.1 miles) ⓘLa Rica vein, Cañada Honda, Carolina, Coronel Pringles Department, San Luis Province, Argentina
35.1km (21.8 miles) ⓘCañada Honda, Carolina, Coronel Pringles Department, San Luis Province, Argentina
38.0km (23.6 miles) ⓘRanquel Pegmatite, Totoral pegmatitic field, Coronel Pringles Department, San Luis Province, Argentina
References
Ribacki, Enrico, Trumbull, Robert B., López de Luchi, Mónica G., Altenberger, Uwe, van Schijndel, Valby (2023) Intra-granitic pegmatites of the Las Chacras-Potrerillos batholith (Sierra de San Luis, Argentina): Geochemistry, dating, and a new model of magma evolution. Journal of South American Earth Sciences, 127. 104397 doi:10.1016/j.jsames.2023.104397
 
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