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 Vor (Great Wheal Vor), Carleen, Breage, Cornwall, England, UK


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Cassiterite5
Killas2
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Wheal Vor (Great Wheal Vor), Carleen, Breage, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:690510
Long-form Identifier:1:3:690510:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.4km (0.9 miles) ⓘGreat Wheal Fortune, Breage, Cornwall, England, UK
2.5km (1.6 miles) ⓘTregonning Hill, Breage, Cornwall, England, UK
2.9km (1.8 miles) ⓘGreat Work Mine (incl. Leeds Mine), Godolphin Cross, Breage, Cornwall, England, UK
3.0km (1.9 miles) ⓘGodolphin Mine (Godolphin Bal), Godolphin Cross, Breage, Cornwall, England, UK
3.5km (2.2 miles) ⓘLady Gwendolen Mine, Germoe, Cornwall, England, UK
3.6km (2.2 miles) ⓘWheal Reeth, Boscreege, Germoe, Cornwall, England, UK
3.6km (2.2 miles) ⓘCrenver & Wheal Abraham (Abraham Consols; incl. Great Drym Consols), Crowan, Cornwall, England, UK
3.6km (2.2 miles) ⓘPolcrebo Downs Mine, Nancegollan, Crowan, Cornwall, England, UK
3.8km (2.4 miles) ⓘWheal Strawberry (Wheal Julia), West Briton Mine (Crowan Consols), Leedstown, Crowan, Cornwall, England, UK
4.0km (2.5 miles) ⓘMegiliggar Rocks (Tremearne pegmatite), Breage, Cornwall, 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
Hill, J. B., MacAlister, D. A. (1906) The Geology of Falmouth and Truro and of the Mining District of Camborne and Redruth - Memoirs of the Geological Survey. Geological Survey of Great Britain.
 
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