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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Chalcopyrite from
North Wheal Crofty, Pool, Carn Brea, Cornwall, England, UK


00000970017362144333070.jpg
Chalcopyrite, etc.

North Wheal Crofty, Pool, Carn Brea, Cornwall, England, UK
00000970017362144333070.jpg
Chalcopyrite, etc.

North Wheal Crofty, Pool, Carn Brea, Cornwall, England, UK
03660830017272286025248.jpg
Chalcopyrite, etc.

North Wheal Crofty, Pool, Carn Brea, Cornwall, England, UK
Locality type:Mine
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view North Wheal Crofty, Pool, Carn Brea, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:548404
Long-form Identifier:1:3:548404:1
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
0.2km (0.1 miles) ⓘDudnance Mine, Pool, Carn Brea, Cornwall, England, UK
0.3km (0.2 miles) ⓘLongclose Mine, Pool, Carn Brea, Cornwall, England, UK
0.4km (0.2 miles) ⓘSouth Crofty Mine, Pool, Carn Brea, Cornwall, England, UK
0.5km (0.3 miles) ⓘNew Cook's Kitchen Mine, Pool, Carn Brea, Cornwall, England, UK
0.6km (0.3 miles) ⓘWheal Crofty (Old Wheal Crofty; incl. Wheal Knight; Wheal Vernon), North Roskear, Camborne, Cornwall, England, UK
0.6km (0.4 miles) ⓘEast Wheal Seton, Tolvaddon, Illogan, Cornwall, England, UK
0.7km (0.5 miles) ⓘCook's Kitchen Mine, Pool, Carn Brea, Cornwall, England, UK
0.8km (0.5 miles) ⓘTincroft Mine, Pool, Carn Brea, Cornwall, England, UK
0.9km (0.5 miles) ⓘWheal Seton, North Roskear, Camborne, Cornwall, England, UK
0.9km (0.5 miles) ⓘNew Roskear Shaft, Dolcoath Mine, Camborne, Cornwall, England, UK
References
Smyth, Warington W.; Reeks, Trenham; Rudler, F. W. (1864) A Catalogue of the Mineral Collections in the Museum of Practical Geology. Museum of Practical Geology.
Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford.
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
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.
 
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