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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Arsenopyrite from
Great Wheal Busy (Chacewater Mine), Chacewater, Cornwall, England, UK


08981120017369833009280.jpg
Arsenopyrite

Great Wheal Busy, Chacewater, Cornwall, England, UK
08981120017369833009280.jpg
Arsenopyrite

Great Wheal Busy, Chacewater, Cornwall, England, UK
05766100017369833011882.jpg
Arsenopyrite

Great Wheal Busy, Chacewater, Cornwall, England, UK
Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Galena1
Cassiterite1
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Great Wheal Busy (Chacewater Mine), Chacewater, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:187303
Long-form Identifier:1:3:187303:0
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
0.4km (0.2 miles) ⓘKillifreth Mine, Chacewater, Cornwall, England, UK
0.9km (0.6 miles) ⓘBoscawen Mine (Wheal Andrew and Boscawen), Wheal Truro, Chacewater, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Unity Wood (Tolgullow United Mine; West Poldice Mine), Chacewater, Cornwall, England, UK
1.2km (0.7 miles) ⓘHallenbeagle Mine, Chacewater, Cornwall, England, UK
1.4km (0.8 miles) ⓘCreegbrawse and Penkevil Mine, Creegbrawse, Chacewater, Cornwall, England, UK
1.6km (1.0 miles) ⓘNorth Treskerby Mine (Trewan Mine; Truan Mine), Wheal Rose village, St Agnes, Cornwall, England, UK
1.7km (1.1 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
1.8km (1.1 miles) ⓘPoldice Mine, St Day United Mines (Poldice Mines), Gwennap, Cornwall, England, UK
2.0km (1.2 miles) ⓘWheal Gorland, St Day, Cornwall, England, UK
2.1km (1.3 miles) ⓘWheal Muttrall, Wheal Gorland, St Day, Cornwall, England, UK
References
Hill, J. B., MacAlister, D. A. (1906) The Geology of Falmouth and Truro and of the Mining District of Camborne and Redruth - Memoirs of the Geological Survey. Geological Survey of Great Britain.
Dines, H. G. (1956) The Metalliferous Mining Region of South-West England (1st ed.) Vol. 1. Geological Survey of Great Britain, London.pp.389-390
 
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