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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Boleite from
Tolcarne Beach, Newquay, Cornwall, England, UK


Locality type:Beach
Classification
Species:Boleite
Formula:KPb26Ag9Cu24(OH)48Cl62
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Boleite data
Locality Data:Click here to view Tolcarne Beach, Newquay, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:2117
Long-form Identifier:1:3:2117:3
GUID (UUID V4):0
Nearest other occurrences of Boleite
2.7km (1.7 miles) ⓘThe Gannel Smelter slag locality, Crantock, Cornwall, England, UK
16.8km (10.4 miles) ⓘSouthern Merop Island, Gunver Head, Padstow, Cornwall, England, UK
16.9km (10.5 miles) ⓘCuddrabridge Mine (Guddrabridge Mine; Padstow Consols; Trevone Consols; Wheal Galway), Gunver Head, Padstow, Cornwall, England, UK
18.3km (11.3 miles) ⓘNorth Porthilly Mine (New Treburgett Mine), Rock, St Minver, Cornwall, England, UK
31.9km (19.8 miles) ⓘNewporth Beach, Falmouth, Cornwall, England, UK
41.1km (25.6 miles) ⓘWheal Penrose, Porthleven, Cornwall, England, UK
41.4km (25.7 miles) ⓘWheal Rose (Wheal Lomax), Porthleven, Cornwall, England, UK
References
Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 72
 
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