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
Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, 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 Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:690348
Long-form Identifier:1:3:690348:0
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
0.6km (0.4 miles) ⓘAlfred Consols (East Wheal Alfred; Laity Hills Mine), Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Herland (Old Herland Mine; Manor Mine; North Wheal Herland), Rosewarne and Herland United Mines (Rosewarne and Herland Mine; incl. Wheal Fancy; Wheal Pleasure), Gwinear, Gwinear-Gwithian, Cornwall, England, UK
1.4km (0.9 miles) ⓘWest Alfred Consols (Wheal Ann), Hayle, Cornwall, England, UK
1.9km (1.2 miles) ⓘMellanear Mine, Hayle, Cornwall, England, UK
2.0km (1.2 miles) ⓘWheal Carpenter, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.3km (1.4 miles) ⓘRelistian Mine (Relistien Mine; Relistian Consols), Reawla, Gwinear-Gwithian, Cornwall, England, UK
2.4km (1.5 miles) ⓘWheal Providence, Wheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.5km (1.5 miles) ⓘWest Wheal Providence, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.6km (1.6 miles) ⓘWheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.9km (1.8 miles) ⓘWheal Lucy (Riviere Mine), Hayle, Cornwall, England, UK
References
Dines, H. G. (1956) The Metalliferous Mining Region of South-West England (1st ed.) Vol. 1. Geological Survey of Great Britain, London.pp.143-146
 
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