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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Covellite from
Machen quarry, Machen, Caerphilly, Wales, UK


Locality type:Quarry
Classification
Species:Covellite
Formula:CuS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Covellite data
Locality Data:Click here to view Machen quarry, Machen, Caerphilly, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:154659
Long-form Identifier:1:3:154659:0
GUID (UUID V4):0
Nearest other occurrences of Covellite
19.0km (11.8 miles) ⓘA4119 roadcutting, Llantrisant, Rhondda Cynon Taf, Wales, UK
24.5km (15.2 miles) ⓘClevedon Beach, Clevedon, North Somerset, England, UK
69.2km (43.0 miles) ⓘDolyhir Quarry, Old Radnor, Powys, Wales, UK
74.6km (46.4 miles) ⓘBampfylde Mine (Prince Regent Mine; Poltimore Mine; North Molton copper mine), North Molton, North Devon, Devon, England, UK
79.2km (49.2 miles) ⓘNant-y-Car Mine, Rhayader, Powys, Wales, UK
95.3km (59.2 miles) ⓘCwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
98.9km (61.4 miles) ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
References
 
and/or  
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