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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Chalcophyllite from
North Wheal Basset, Wheal Basset, Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK


Locality type:Mine
Classification
Species:Chalcophyllite
Formula:Cu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcophyllite data
Locality Data:Click here to view North Wheal Basset, Wheal Basset, Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:3476
Long-form Identifier:1:3:3476:0
GUID (UUID V4):0
Nearest other occurrences of Chalcophyllite
0.8km (0.5 miles) ⓘSouth Wheal Basset, Carnkie, Carn Brea, Cornwall, England, UK
2.0km (1.2 miles) ⓘWheal Sparnon, Redruth, Cornwall, England, UK
3.2km (2.0 miles) ⓘCathedral Mine, Busveal, St Day, Cornwall, England, UK
3.3km (2.1 miles) ⓘTresavean Mine, Lanner, Lanner, Cornwall, England, UK
3.5km (2.2 miles) ⓘSouth Tolcarne Mine, Beacon, Camborne, Cornwall, England, UK
4.0km (2.5 miles) ⓘTing Tang Mine, Carharrack, Cornwall, England, UK
4.9km (3.0 miles) ⓘWheal Muttrall, Wheal Gorland, St Day, Cornwall, England, UK
5.1km (3.1 miles) ⓘWheal Gorland, St Day, Cornwall, England, UK
5.1km (3.2 miles) ⓘWheal Jewel, Gwennap, Cornwall, England, UK
5.6km (3.5 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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