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
Nuckols Prospect, Goochland County, Virginia, USA


Locality type:Prospect
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 Nuckols Prospect, Goochland County, Virginia, USA
Data Identifiers
Mindat Occurrence Record ID:344041
Long-form Identifier:1:3:344041:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
19.4km (12.1 miles) ⓘFarley Mine, Powhatan County, Virginia, USA
21.3km (13.2 miles) ⓘWhite Peak Mines Nos. 1 through 4 (Miller Mine; Purcell Mine), Flat Rock, Powhatan County, Virginia, USA
38.3km (23.8 miles) ⓘMoss Mine, Tabscott, Gold-Pyrite Belt, Goochland County, Virginia, USA
40.1km (24.9 miles) ⓘPinchbeck No. 1 Mine (Pitchbeck No. 1 Mine; Pinchback Property Mine 63), Amelia (Amelia Court House), Amelia County, Virginia, USA
40.6km (25.2 miles) ⓘMorefield Mine (Morefield pegmatite), Winterham, Amelia County, Virginia, USA
40.7km (25.3 miles) ⓘTellurium Vein, Scotia Mine (Perkins Mine), Gold-Pyrite Belt, Fluvanna County, Virginia, USA
42.6km (26.5 miles) ⓘCocke Property Prospect (Cox Property), Gold-Pyrite Belt, Fluvanna County, Virginia, USA
43.5km (27.0 miles) ⓘArminius Mine, Mineral, Gold-Pyrite Belt, Louisa County, Virginia, USA
43.7km (27.2 miles) ⓘBerry Mine, Amelia (Amelia Court House), Amelia County, Virginia, USA
44.1km (27.4 miles) ⓘCofer prospect (Piedmont Mineral Associates prospect), Gold-Pyrite Belt, Louisa County, Virginia, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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