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
Longdowns, Stithians, Cornwall, England, UK


Locality type:Hamlet
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Orthoclase1
Quartz1
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Longdowns, Stithians, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:7935
Long-form Identifier:1:3:7935:8
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.6km (0.4 miles) ⓘChywoon Quarry, Mabe, Cornwall, England, UK
0.7km (0.4 miles) ⓘHalvosso Quarry (Halvasso Quarry; Kessel Downs Quarry), Mabe, Cornwall, England, UK
1.6km (1.0 miles) ⓘHigher Spargo quarry, Mabe, Cornwall, England, UK
3.9km (2.4 miles) ⓘBalmynheer Mine, Porkellis, Wendron, Cornwall, England, UK
4.1km (2.5 miles) ⓘLower Kergilliack Quarry, Budock, Cornwall, England, UK
4.7km (3.0 miles) ⓘFatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
5.3km (3.3 miles) ⓘBassett & Grylls Mine (Porkellis Mine; Porkellis Tin Mines; Wheal Jantar; Balwath Mine), Porkellis, Wendron, Cornwall, England, UK
5.6km (3.5 miles) ⓘSouth Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
7.6km (4.7 miles) ⓘMount Wellington Mine (Wheal Magpie), Cusgarne, Gwennap, Cornwall, England, UK
8.1km (5.0 miles) ⓘWheal Maid, Gwennap, Cornwall, England, UK
References
 
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