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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Bismuthinite from
Wheal Trugo, Trebudannon, St Columb Major, Cornwall, England, UK


Locality type:Mine
Classification
Species:Bismuthinite
Formula:Bi2S3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bismuthinite data
Locality Data:Click here to view Wheal Trugo, Trebudannon, St Columb Major, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:2060
Long-form Identifier:1:3:2060:2
GUID (UUID V4):0
Nearest other occurrences of Bismuthinite
5.7km (3.5 miles) ⓘCastle-an-Dinas Mine, Castle-an-Dinas, St Columb Major, Cornwall, England, UK
8.8km (5.5 miles) ⓘSouth Terras Mine (Resugga & Tolgarrick Mine; Union Mine; Uranium Mine), St Stephen-in-Brannel, Cornwall, England, UK
11.4km (7.1 miles) ⓘGreat Dowgas Mine (St Stephen Tin and Copper Mines), Downderry, St Stephen-in-Brannel, Cornwall, England, UK
11.5km (7.2 miles) ⓘGunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
11.8km (7.4 miles) ⓘSt Austell Consols (incl. Wheal Hawkins), Downderry, St Stephen-in-Brannel, Cornwall, England, UK
16.9km (10.5 miles) ⓘCligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
18.4km (11.4 miles) ⓘPrideaux Wood Mine (Wheal Kendall), Prideaux, Luxulyan (Luxullian), Cornwall, England, UK
18.4km (11.5 miles) ⓘNew Fowey Consols, Lanlivery, Cornwall, England, UK
19.1km (11.9 miles) ⓘWheal Pink, Penhalls Mine, Wheal Kitty (Kitty and Penhalls United Mine; incl. Goonlaze Mine; Wheal Osborne), St Agnes, Cornwall, England, UK
19.5km (12.1 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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