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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Arsenopyrite from
Wheal Penrose, Porthleven, Cornwall, England, UK


05198920017271969072099.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
07739630017271978905487.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
09771230017271978933794.jpg
Arsenopyrite, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
04344210017271979036604.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
05198920017271969072099.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
06654040017371215138004.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
08232890017371215136360.jpg
Arsenopyrite, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
00063510017371215153748.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
05198920017271969072099.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
01682400017271979071015.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
09771230017271978933794.jpg
Arsenopyrite, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
04344210017271979036604.jpg
Arsenopyrite

Wheal Penrose, Porthleven, Cornwall, England, UK
Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Wheal Penrose, Porthleven, Cornwall, England, UK
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:1035
Long-form Identifier:1:3:1035:1
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
3.8km (2.4 miles) ⓘGreat Wheal Fortune, Breage, Cornwall, England, UK
5.2km (3.2 miles) ⓘWheal Vor (Great Wheal Vor), Carleen, Breage, Cornwall, England, UK
5.4km (3.3 miles) ⓘTreworlis Mine, Helston, Cornwall, England, UK
6.0km (3.7 miles) ⓘTregonning Hill, Breage, Cornwall, England, UK
6.4km (3.9 miles) ⓘLady Gwendolen Mine, Germoe, Cornwall, England, UK
6.8km (4.2 miles) ⓘGreat Work Mine (incl. Leeds Mine), Godolphin Cross, Breage, Cornwall, England, UK
7.6km (4.7 miles) ⓘSt Aubyn and Grylls Mine, Kenneggy Downs, Breage, Cornwall, England, UK
7.9km (4.9 miles) ⓘGreat Western Mine, Grylls Mines (incl. Great Wheal Grylls; West Wheal Grylls), Perranuthnoe, Cornwall, England, UK
8.6km (5.4 miles) ⓘCroft Gothal Mine, St Hilary, Cornwall, England, UK
8.7km (5.4 miles) ⓘCrenver & Wheal Abraham (Abraham Consols; incl. Great Drym Consols), Crowan, Cornwall, England, UK
References
Embrey, Peter G., Symes, Robert F. (1987) Minerals of Cornwall and Devon. British Museum (Natural History) and the Mineralogical Record, Inc., London and Tucson, AZ.
 
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