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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Pharmacosiderite from
Pednandrea Mine (Pedn-an-Drea Mine), Redruth, Cornwall, England, UK


08766840017363623845288.jpg
Pharmacosiderite

Pednandrea Mine, Redruth, Cornwall, England, UK
08766840017363623845288.jpg
Pharmacosiderite

Pednandrea Mine, Redruth, Cornwall, England, UK
08766840017363623845288.jpg
Pharmacosiderite

Pednandrea Mine, Redruth, Cornwall, England, UK
Locality type:Mine
Classification
Species:Pharmacosiderite
Formula:KFe43+(AsO4)3(OH)4 · 6-7H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pharmacosiderite data
Locality Data:Click here to view Pednandrea Mine (Pedn-an-Drea Mine), Redruth, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:8517
Long-form Identifier:1:3:8517:5
GUID (UUID V4):0
Nearest other occurrences of Pharmacosiderite
0.4km (0.3 miles) ⓘWheal Sparnon, Redruth, Cornwall, England, UK
1.6km (1.0 miles) ⓘCathedral Mine, Busveal, St Day, Cornwall, England, UK
2.1km (1.3 miles) ⓘWheal Druid, Carn Brea Mine, Pool, Carn Brea, Cornwall, England, UK
2.7km (1.7 miles) ⓘTing Tang Mine, Carharrack, Cornwall, England, UK
2.8km (1.7 miles) ⓘCarn Brea Mine, Pool, Carn Brea, Cornwall, England, UK
2.8km (1.7 miles) ⓘWheal Muttrall, Wheal Gorland, St Day, Cornwall, England, UK
2.9km (1.8 miles) ⓘWheal Gorland, St Day, Cornwall, England, UK
3.1km (1.9 miles) ⓘEast Wheal Damsel, Carharrack, Cornwall, England, UK
3.3km (2.0 miles) ⓘWheal Jewel, Gwennap, Cornwall, England, UK
3.4km (2.1 miles) ⓘCarharrack Mine, Gwennap, Cornwall, England, UK
References
Royal Cornwall Polytechnic Society (1870): 38. Annual Report, pp. 30-31
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
 
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