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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Melanterite from
South Crofty Mine, Pool, Carn Brea, Cornwall, England, UK


Locality type:Project
Classification
Species:Melanterite
Formula:Fe2+(H2O)6(SO4) · H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Melanterite data
Locality Data:Click here to view South Crofty Mine, Pool, Carn Brea, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:7529
Long-form Identifier:1:3:7529:9
GUID (UUID V4):0
Nearest other occurrences of Melanterite
6.3km (3.9 miles) ⓘTing Tang Mine, Carharrack, Cornwall, England, UK
8.0km (5.0 miles) ⓘWheal Concord, East Treskerby Mine, Skinners Bottom, St Agnes, Cornwall, England, UK
8.5km (5.3 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
9.7km (6.1 miles) ⓘWheal Coates, St Agnes, Cornwall, England, UK
10.9km (6.7 miles) ⓘWheal Jane, Kea, Cornwall, England, UK
13.9km (8.6 miles) ⓘCroft Gothal Mine, St Hilary, Cornwall, England, UK
15.9km (9.9 miles) ⓘWheal Prosper, St Hilary, Cornwall, England, UK
19.6km (12.2 miles) ⓘDuchy Peru Mine, Perran Iron Lode (Great Perran Iron Lode), Perranzabuloe, Cornwall, England, UK
29.6km (18.4 miles) ⓘGeevor Mine, Pendeen, St Just, Cornwall, England, UK
44.3km (27.5 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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