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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Millerite from
Wheal Chance (Wheal Carnath), Pothole, St Mewan, Cornwall, England, UK


Locality type:Mine
Classification
Species:Millerite
Formula:NiS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Millerite data
Locality Data:Click here to view Wheal Chance (Wheal Carnath), Pothole, St Mewan, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:7686
Long-form Identifier:1:3:7686:9
GUID (UUID V4):0
Nearest other occurrences of Millerite
2.5km (1.6 miles) ⓘPengelly Mine (Pengelley Mine), St Ewe, Cornwall, England, UK
12.2km (7.6 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
14.1km (8.8 miles) ⓘGerrans Bay (Carne Beach), Veryan, Cornwall, England, UK
24.0km (14.9 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
28.5km (17.7 miles) ⓘWheal Sparnon, Redruth, Cornwall, England, UK
33.0km (20.5 miles) ⓘWest Wheal Mary Ann (West Mary Ann Mine), Roseland, Menheniot, Cornwall, England, UK
43.5km (27.0 miles) ⓘPoldhu Cove, Mullion, Cornwall, England, UK
45.4km (28.2 miles) ⓘPenberthy Croft Mine, St Hilary, Cornwall, England, UK
49.1km (30.5 miles) ⓘGreystone Quarry, Lezant, Cornwall, England, UK
References
Phillips, William (1823) An Elementary Introduction to Mineralogy (3rd ed.)
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.
 
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