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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Nickeline from
Pengelly Mine (Pengelley Mine), St Ewe, Cornwall, England, UK


Locality type:Mine
Classification
Species:Nickeline
Formula:NiAs
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Nickeline data
Locality Data:Click here to view Pengelly Mine (Pengelley Mine), St Ewe, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:8081
Long-form Identifier:1:3:8081:1
GUID (UUID V4):0
Nearest other occurrences of Nickeline
2.5km (1.6 miles) ⓘWheal Chance (Wheal Carnath), Pothole, St Mewan, Cornwall, England, UK
2.9km (1.8 miles) ⓘSt Austell Consols (incl. Wheal Hawkins), Downderry, St Stephen-in-Brannel, Cornwall, England, UK
12.7km (7.9 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
21.5km (13.3 miles) ⓘWheal Jane, Kea, Cornwall, England, UK
24.2km (15.0 miles) ⓘRoskrow United Mine, Perranarworthal, Cornwall, England, UK
28.3km (17.6 miles) ⓘPednandrea Mine (Pedn-an-Drea Mine), Redruth, Cornwall, England, UK
54.9km (34.1 miles) ⓘPenlee Quarry, Newlyn, Penzance, Cornwall, England, UK
63.0km (39.2 miles) ⓘBlack Down (Blackdown), Mary Tavy, West Devon, Devon, England, UK
References
Gregor, W. (1818) On Kupfer-Nickel. Transactions of the Royal Geological Society of Cornwall, 1. 224-225
Phillips, William (1823) An Elementary Introduction to Mineralogy (3rd ed.)
Hogg, Thomas (1825) A Manual of Mineralogy - In which is shown how much Cornwall contributes to the illustration of the science. W. Polybank High Cross, Truro.pp.50-51
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.
 
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