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
West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK


07615930017272728367423.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
01842820017271981343878.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
02567560017271997629595.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
03373420017415578462701.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
07615930017272728367423.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
01425070017415578472912.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
04829960017367851629793.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
00046740017408393625633.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
07615930017272728367423.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
03133040017271981439815.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
02567560017271997629595.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
08768130017415578471235.jpg
Chalcophyllite

West Caradon Mine, Crow's Nest, St Cleer, 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 West Caradon Mine, Crow's Nest, St Cleer, Cornwall, England, UK
Photo GalleryView Gallery (4 photos)
Data Identifiers
Mindat Occurrence Record ID:3477
Long-form Identifier:1:3:3477:7
GUID (UUID V4):0
Nearest other occurrences of Chalcophyllite
0.3km (0.2 miles) ⓘCraddock Moor Mine, Craddock Moor, St Cleer, Cornwall, England, UK
0.4km (0.2 miles) ⓘGonamena Mine, St Cleer, Cornwall, England, UK
2.1km (1.3 miles) ⓘPhoenix United Mine, Minions, Linkinhorne, Cornwall, England, UK
2.2km (1.3 miles) ⓘMarke Valley Mine, Upton Cross, Linkinhorne, Cornwall, England, UK
14.6km (9.1 miles) ⓘHingston Down Consols, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
14.8km (9.2 miles) ⓘHingston Down Quarry, Gunnislake, Calstock, Cornwall, England, UK
16.8km (10.5 miles) ⓘOld Gunnislake Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
17.5km (10.9 miles) ⓘBedford United Mine, Gulworthy, West Devon, Devon, England, UK
17.5km (10.9 miles) ⓘMarquis Lode, Bedford United Mine, Gulworthy, West Devon, Devon, England, UK
22.9km (14.3 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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