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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Cassiterite from
Princess of Wales Mine, Callington Consols, Callington, Cornwall, England, UK


Locality type:Mine
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Princess of Wales Mine, Callington Consols, Callington, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:787491
Long-form Identifier:1:3:787491:8
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
0.6km (0.4 miles) ⓘSouth Kit Hill Mine (Cornwall Great Consols), Kit Hill United Mines (incl. Kit Hill Great Consols), Callington, Stokeclimsland, Cornwall, England, UK
0.8km (0.5 miles) ⓘSilver Valley Mine (William and Mary Worth Mine; incl. Ashburton Mine), Sevenstones, Calstock, Cornwall, England, UK
0.9km (0.6 miles) ⓘKit Hill Mine (Kit Hill Consols), Kit Hill United Mines (incl. Kit Hill Great Consols), Callington, Stokeclimsland, Cornwall, England, UK
1.1km (0.7 miles) ⓘWest Prince of Wales Mine, Sevenstones, Calstock, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Florence (Mary and Florence Consols; Florence and Tonkin United Mine), Callington Consols, Callington, Cornwall, England, UK
1.3km (0.8 miles) ⓘEast Kit Hill Mine, Kit Hill United Mines (incl. Kit Hill Great Consols), Callington, Stokeclimsland, Cornwall, England, UK
1.5km (0.9 miles) ⓘWheal Brothers (Wheal Duchy), East Cornwall Silver Mines (St Vincent Great Consols; incl. Wheal Emily; Wheal Georgiana; Wheal Mercer), Wheal Langford (New Wheal Langford; Baring and Langford Mine), Calstock, Cornwall, England, UK
1.7km (1.0 miles) ⓘWheal Sisters (Wheal Fortune), Harrowbarrow Mine (Harrowbeer Mine; Wheal Goodluck; East Wheal Brothers), Harrowbarrow & Prince of Wales Mines (Calstock United Tin and Copper Mines), Calstock, Cornwall, England, UK
1.9km (1.2 miles) ⓘKelly Bray Mine, Callington United Mines (incl. Emmens United Mines), Stokeclimsland, Cornwall, England, UK
1.9km (1.2 miles) ⓘExcelsior Mine (incl. Excelsior Tunnel), Stokeclimsland, Cornwall, England, UK
References
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
Dines, H. G. (1956) The Metalliferous Mining Region of South-West England (1st ed.) Vol. 2. Geological Survey of Great Britain.
 
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