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
Carzise Consols, Leedstown, Crowan, Cornwall, 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 Carzise Consols, Leedstown, Crowan, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:689846
Long-form Identifier:1:3:689846:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.7km (0.4 miles) ⓘWheal Lambo, Wheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
0.8km (0.5 miles) ⓘWheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
1.0km (0.6 miles) ⓘWheal Providence, Wheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
1.4km (0.9 miles) ⓘWheal Carpenter, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
1.5km (0.9 miles) ⓘWheal Strawberry (Wheal Julia), West Briton Mine (Crowan Consols), Leedstown, Crowan, Cornwall, England, UK
1.6km (1.0 miles) ⓘBinner Downs Mine, Leedstown, Crowan, Cornwall, England, UK
1.7km (1.0 miles) ⓘWheal Kayle, Hayle, Cornwall, England, UK
2.0km (1.2 miles) ⓘGodolphin Mine (Godolphin Bal), Godolphin Cross, Breage, Cornwall, England, UK
2.6km (1.6 miles) ⓘRelistian Mine (Relistien Mine; Relistian Consols), Reawla, Gwinear-Gwithian, Cornwall, England, UK
2.8km (1.7 miles) ⓘSouth Parbola Mine (Wheal Jennings; Parbola Mine), Reawla, Gwinear-Gwithian, Cornwall, England, UK
References
Reid, Clement, Flett, J. S. (1907) The Geology of the Land's End District - Memoirs of the Geological Survey. Geological Survey of Great Britain.p.104
 
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