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
Nott Mine, Union County, South Carolina, USA


Locality type:Mine
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 Nott Mine, Union County, South Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:1352182
Long-form Identifier:1:3:1352182:2
GUID (UUID V4):0
Nearest other occurrences of Biotite
12.3km (7.6 miles) ⓘPacolet Quarry, Spartanburg County, South Carolina, USA
12.7km (7.9 miles) ⓘKeystone Quarry, Spartanburg County, South Carolina, USA
12.9km (8.0 miles) ⓘHines-Suber Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
13.2km (8.2 miles) ⓘAllen No. 1 Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
16.4km (10.2 miles) ⓘHanna No. 1; No. 2; No. 3 Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
16.7km (10.4 miles) ⓘSimmons Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
16.9km (10.5 miles) ⓘMason No. 2 Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
17.7km (11.0 miles) ⓘFoster Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
18.3km (11.3 miles) ⓘYoung Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
18.8km (11.7 miles) ⓘWatson Mine, Enoree Vermiculite Mining District, Spartanburg County, South Carolina, USA
References
Earle Sloan (1908) Mineral Localities of South Carolina :South Carolina Geological Survey Bulletin No.2
 
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