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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Tetrahedrite Group from
Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK


Locality type:Mine
Classification
Species:'Tetrahedrite Group' (not an IMA approved species)
Formula:M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tetrahedrite Group data
Locality Data:Click here to view Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:689778
Long-form Identifier:1:3:689778:9
GUID (UUID V4):0
Nearest other occurrences of Tetrahedrite Group
7.9km (4.9 miles) ⓘPendarves United Mines, Beacon, Camborne, Cornwall, England, UK
48.7km (30.3 miles) ⓘTregonna Mine (Wheal Paynter), Little Petherick, St Issey, Cornwall, England, UK
49.1km (30.5 miles) ⓘCredis Mine (Cridis Mine; Criddis Mine), Padstow, Cornwall, England, UK
50.9km (31.6 miles) ⓘEast Crinnis Mine (incl. Wheal Rowe), South Par Mine, St Blaise, Cornwall, England, UK
51.1km (31.8 miles) ⓘPembroke Mine, South Par Mine, St Blaise, Cornwall, England, UK
53.7km (33.4 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
References
 
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