Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Biotite from
Knoxs ML 4, Auckland Co., New South Wales, Australia


Locality type:Shaft
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 Knoxs ML 4, Auckland Co., New South Wales, Australia
Data Identifiers
Mindat Occurrence Record ID:1302292
Long-form Identifier:1:3:1302292:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.6km (1.6 miles) ⓘMessiers Tin dredging lease, Cathcart, Wellesley Co., New South Wales, Australia
4.0km (2.5 miles) ⓘTantawangalo Lookout prospect, Auckland Co., New South Wales, Australia
7.7km (4.8 miles) ⓘDevils Creek Gold Mine (Tantawangalo Gold Lease; Ramsays Farm), Auckland Co., New South Wales, Australia
8.3km (5.1 miles) ⓘWiles Phosphate Mine, Cathcart, Wellesley Co., New South Wales, Australia
10.9km (6.7 miles) ⓘSolomons Copper show, Auckland Co., New South Wales, Australia
12.1km (7.5 miles) ⓘWhitby Barite show, Auckland Co., New South Wales, Australia
13.3km (8.3 miles) ⓘCandelo Molybdenum show, Auckland Co., New South Wales, Australia
13.6km (8.4 miles) ⓘCreewah Wolframite Mines, Wellesley Co., New South Wales, Australia
21.5km (13.4 miles) ⓘCopper Hill Mine, Burragate, Auckland Co., New South Wales, Australia
24.1km (15.0 miles) ⓘWhipstick Mine, Wyndham, Auckland Co., New South Wales, Australia
References
Hertzberger, G.A., Barnes, R.G. (1978) Mine Data Sheets to accompany Metallogenic Map Bega 1:125 000 Sheet (SJ-55-4). Geological Survey of New South Wales, Department of Mines.
 
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