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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Muscovite from
Fatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Fatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:1004792
Long-form Identifier:1:3:1004792:1
GUID (UUID V4):0
Nearest other occurrences of Muscovite
1.6km (1.0 miles) ⓘSouth Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
1.7km (1.1 miles) ⓘBassett & Grylls Mine (Porkellis Mine; Porkellis Tin Mines; Wheal Jantar; Balwath Mine), Porkellis, Wendron, Cornwall, England, UK
2.7km (1.7 miles) ⓘBalmynheer Mine, Porkellis, Wendron, Cornwall, England, UK
4.1km (2.5 miles) ⓘHalvosso Quarry (Halvasso Quarry; Kessel Downs Quarry), Mabe, Cornwall, England, UK
4.6km (2.9 miles) ⓘHigher Spargo quarry, Mabe, Cornwall, England, UK
4.7km (3.0 miles) ⓘLongdowns, Stithians, Cornwall, England, UK
5.4km (3.3 miles) ⓘChywoon Quarry, Mabe, Cornwall, England, UK
8.1km (5.0 miles) ⓘLower Kergilliack Quarry, Budock, Cornwall, England, UK
8.2km (5.1 miles) ⓘGreat Wheal Fortune, Breage, Cornwall, England, UK
9.8km (6.1 miles) ⓘDolcoath Mine, Camborne, Cornwall, England, UK
References
Dominy, S.C., Camm, G.S., and Bussell, M.A. (1996): Proceedings of the Ussher Society 9, 97-104.
 
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