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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Erythrite from
South Terras Mine (Resugga & Tolgarrick Mine; Union Mine; Uranium Mine), St Stephen-in-Brannel, Cornwall, England, UK


Locality type:Mine
Classification
Species:Erythrite
Formula:Co3(AsO4)2 · 8H2O
Comments:Reputed to have been found as very thin pink crusts on metallic minerals.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Erythrite data
Locality Data:Click here to view South Terras Mine (Resugga & Tolgarrick Mine; Union Mine; Uranium Mine), St Stephen-in-Brannel, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:5008
Long-form Identifier:1:3:5008:1
GUID (UUID V4):0
Nearest other occurrences of Erythrite
3.6km (2.3 miles) ⓘSt Austell Consols (incl. Wheal Hawkins), Downderry, St Stephen-in-Brannel, Cornwall, England, UK
6.8km (4.3 miles) ⓘPolgooth Mine (Old Polgooth Mine; Polgooth United Mine; Tregontrees and Old Polgooth Mine), Polgooth, St Mewan, Cornwall, England, UK
8.8km (5.5 miles) ⓘWheal Trugo, Trebudannon, St Columb Major, Cornwall, England, UK
19.4km (12.1 miles) ⓘCligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
21.2km (13.2 miles) ⓘPoldice Mine, St Day United Mines (Poldice Mines), Gwennap, Cornwall, England, UK
21.8km (13.6 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
24.7km (15.3 miles) ⓘNew Wheal Towan (Wheal Fox), Wheal Clarence (Nancekuke Mine; incl. New Dolcoath Mine), Porthtowan, St Agnes, Cornwall, England, UK
24.9km (15.5 miles) ⓘLushington Cove, Porthtowan, St Agnes, Cornwall, England, UK
25.3km (15.7 miles) ⓘPednandrea Mine (Pedn-an-Drea Mine), Redruth, Cornwall, England, UK
25.6km (15.9 miles) ⓘWheal Sparnon, Redruth, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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