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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Quartz from
Wheal Crebor, Gulworthy, West Devon, Devon, England, UK


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Wheal Crebor, Gulworthy, West Devon, Devon, England, UK
Data Identifiers
Mindat Occurrence Record ID:47078
Long-form Identifier:1:3:47078:6
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.2km (0.1 miles) ⓘWest Wheal Crebor, Gulworthy, West Devon, Devon, England, UK
0.7km (0.5 miles) ⓘTavistock Canal Tunnel, Gulworthy, West Devon, Devon, England, UK
1.1km (0.7 miles) ⓘNew East Wheal Russell (South Wheal Crebor), Gulworthy, West Devon, Devon, England, UK
1.2km (0.7 miles) ⓘEast Wheal Russell, Gulworthy, West Devon, Devon, England, UK
1.2km (0.7 miles) ⓘColcharton Mine (Devon and Bedford Mine), Gulworthy, West Devon, Devon, England, UK
1.3km (0.8 miles) ⓘLuscombe Mine (South Luscombe Mine; East Luscombe Mine; Wheal Tamar), South Bedford Mine (South Gunnislake Mine; in part: South Bedford and East Gunnislake Mine), Gulworthy, West Devon, Devon, England, UK
1.5km (0.9 miles) ⓘCrowndale Mine, Tavistock, West Devon, Devon, England, UK
1.6km (1.0 miles) ⓘDevon and Courtenay Consols, Whitchurch, West Devon, Devon, England, UK
1.8km (1.1 miles) ⓘRussell United Mine (incl. Wheal Russell), Gulworthy, West Devon, Devon, England, UK
2.1km (1.3 miles) ⓘSouth Bedford Mine (South Gunnislake Mine; in part: South Bedford and East Gunnislake Mine), Gulworthy, West Devon, Devon, England, UK
References
Braithwaite, R. S. W., Cooper, B. V. (1982) Childrenite in South-West England. Mineralogical Magazine, 46 (338) 119-126 doi:10.1180/minmag.1982.046.338.18
 
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