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
Wheal Jane, Kea, Cornwall, England, UK


Locality type:Mine
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 Wheal Jane, Kea, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:7521
Long-form Identifier:1:3:7521:3
GUID (UUID V4):0
Nearest other occurrences of Melanterite
2.5km (1.6 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
4.8km (3.0 miles) ⓘTing Tang Mine, Carharrack, Cornwall, England, UK
5.6km (3.5 miles) ⓘWheal Concord, East Treskerby Mine, Skinners Bottom, St Agnes, Cornwall, England, UK
10.2km (6.3 miles) ⓘWheal Coates, St Agnes, Cornwall, England, UK
10.9km (6.7 miles) ⓘSouth Crofty Mine, Pool, Carn Brea, Cornwall, England, UK
13.1km (8.2 miles) ⓘDuchy Peru Mine, Perran Iron Lode (Great Perran Iron Lode), Perranzabuloe, Cornwall, England, UK
23.4km (14.5 miles) ⓘCroft Gothal Mine, St Hilary, Cornwall, England, UK
26.1km (16.2 miles) ⓘWheal Prosper, St Hilary, Cornwall, England, UK
33.7km (20.9 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
36.8km (22.9 miles) ⓘWheal Maudlin (Wheal Mawdlin; Wheal Magdalen), Lostwithiel, Cornwall, England, UK
References
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
 
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