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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Pyrite from
Wheal Friendship, Mary Tavy, West Devon, Devon, England, UK


04311370017363102429209.jpg
Pyrite

Wheal Friendship, Mary Tavy, West Devon, Devon, England, UK
04311370017363102429209.jpg
Pyrite

Wheal Friendship, Mary Tavy, West Devon, Devon, England, UK
09542020017271998482913.jpg
Pyrite

Wheal Friendship, Mary Tavy, West Devon, Devon, England, UK
Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Wheal Friendship, Mary Tavy, West Devon, Devon, England, UK
Data Identifiers
Mindat Occurrence Record ID:17280
Long-form Identifier:1:3:17280:2
GUID (UUID V4):0
Nearest other occurrences of Pyrite
1.4km (0.9 miles) ⓘNorth Mine (East Wheal Friendship), Devon United Mines, Peter Tavy, West Devon, Devon, England, UK
1.7km (1.1 miles) ⓘGibbet Hill Mine, Mary Tavy, West Devon, Devon, England, UK
2.1km (1.3 miles) ⓘWheal Betsy (North Wheal Friendship; Prince Arthur Consols), Mary Tavy, West Devon, Devon, England, UK
2.3km (1.4 miles) ⓘWest Wheal Friendship, Mary Tavy, West Devon, Devon, England, UK
6.0km (3.7 miles) ⓘWeek Mine, Milton Abbot, West Devon, Devon, England, UK
6.7km (4.2 miles) ⓘBattishill Down Mine, Bridestowe, West Devon, Devon, England, UK
7.9km (4.9 miles) ⓘCrowndale Mine, Tavistock, West Devon, Devon, England, UK
8.4km (5.2 miles) ⓘTavistock Canal Tunnel, Gulworthy, West Devon, Devon, England, UK
8.6km (5.3 miles) ⓘColcharton Mine (Devon and Bedford Mine), Gulworthy, West Devon, Devon, England, UK
8.7km (5.4 miles) ⓘWheal Grace, Collacombe Mine (Collacombe Down Mine), Lamerton, West Devon, Devon, England, UK
References
Henwood, William Jory (1843) On the Metalliferous Deposits of Cornwall and Devon. Transactions of the Royal Geological Society of Cornwall, 5. 1-386
 
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