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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Chalcocite from
Dolyhir Quarry, Old Radnor, Powys, Wales, UK


Locality type:Quarry
Classification
Species:Chalcocite
Formula:Cu2S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcocite data
Locality Data:Click here to view Dolyhir Quarry, Old Radnor, Powys, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:464122
Long-form Identifier:1:3:464122:3
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
33.6km (20.9 miles) ⓘBlack Noll Mine, Myndtown, Shropshire, England, UK
35.2km (21.9 miles) ⓘNant Paradwys, Rhayader, Powys, Wales, UK
35.4km (22.0 miles) ⓘRhiwnant Mine, Rhayader, Powys, Wales, UK
35.7km (22.2 miles) ⓘDalrhiw, Rhayader, Powys, Wales, UK
42.3km (26.3 miles) ⓘRoman Gravels Mine, Worthen with Shelve, Shropshire, England, UK
43.0km (26.7 miles) ⓘSantley Mine, Worthen with Shelve, Shropshire, England, UK
43.8km (27.2 miles) ⓘAberdaunant Mine, Llanidloes, Powys, Wales, UK
45.8km (28.4 miles) ⓘWestcott Mine, Pulverbatch, Church Pulverbatch, Shropshire, England, UK
46.6km (29.0 miles) ⓘHuglith Vein, Pulverbatch, Church Pulverbatch, Shropshire, England, UK
52.2km (32.4 miles) ⓘPenycrocben, Penegoes, Powys, Wales, UK
References
National Museum of Wales database
Cotterell, T. F.; Green, D. I.; Hubbard, N.; Mason, J. S.; Starkey, R. E.; Tindle, A. G. (2011) The Mineralogy of Dolyhir Quarry, Old Radnor, Powys, Wales. UK Journal of Mines and Minerals 32, p.5-61.
 
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