Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Biotite from
Billeroo North alkaline complex, Mount Victor Plumbago Station, Pastoral Unincorporated Area, South Australia, Australia


Locality type:Complex
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 Billeroo North alkaline complex, Mount Victor Plumbago Station, Pastoral Unincorporated Area, South Australia, Australia
Data Identifiers
Mindat Occurrence Record ID:960209
Long-form Identifier:1:3:960209:0
GUID (UUID V4):0
Nearest other occurrences of Biotite
14.4km (9.0 miles) ⓘCrocker Well (Crocker's Well; Crockers Well), Mount Victor Plumbago Station, Pastoral Unincorporated Area, South Australia, Australia
26.1km (16.2 miles) ⓘSouth Koolka deposit, Kalabity, Pastoral Unincorporated Area, South Australia, Australia
30.3km (18.8 miles) ⓘDoughboy well, Bimbowrie Conservation Park, Pastoral Unincorporated Area, South Australia, Australia
35.7km (22.2 miles) ⓘDomenic Mine, Bimbowrie Conservation Park, Pastoral Unincorporated Area, South Australia, Australia
42.9km (26.6 miles) ⓘAlbegudina Creek, Bimbowrie Conservation Park, Pastoral Unincorporated Area, South Australia, Australia
45.3km (28.2 miles) ⓘWoman in White Mine, Bimbowrie Conservation Park, Pastoral Unincorporated Area, South Australia, Australia
47.0km (29.2 miles) ⓘMount Mulga North (Mount Mulga Mine), Bimbowrie Conservation Park, Pastoral Unincorporated Area, South Australia, Australia
49.2km (30.6 miles) ⓘWaukaloo Mine (Wakaloo Ridge), Olary, Pastoral Unincorporated Area, South Australia, Australia
50.9km (31.6 miles) ⓘPutt's Well deposit, Bimbowrie Conservation Park, Pastoral Unincorporated Area, South Australia, Australia
58.2km (36.2 miles) ⓘWiperaminga Hill (McMahon's Pegmatite; McMahon Quarry; Wiperaminga East; MC 2464; McMahon Feldspar Pty. Ltd; ML 4536), Boolcoomatta Reserve (Boolcoomata Station), Pastoral Unincorporated Area, South Australia, Australia
References
Bell, A. J., Croxford, N.J.W. & Hemming, G.R. (1979). Alkaline igneous rocks at North Billeroo, Olary Province, South Australia. Quarterly Geological Notes, Geological Survey of South Australia, 69, 4-9.
Rutherford, L., Burtt, A., Hand, M., & Foden, J. (2007). Billeroo North alkaline magmatic complex: geology and economic significance. MESA Journal 45:33-39
 
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