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
New Tolgus Shaft, Tarewaste, Redruth, Cornwall, England, UK


Locality type:Shaft
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view New Tolgus Shaft, Tarewaste, Redruth, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:565458
Long-form Identifier:1:3:565458:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.8km (0.5 miles) ⓘWheal Tolgus, Tolgus Mount, Redruth, Cornwall, England, UK
0.8km (0.5 miles) ⓘBarncoose Mine, Barncoose, Carn Brea, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Druid, Carn Brea Mine, Pool, Carn Brea, Cornwall, England, UK
1.2km (0.8 miles) ⓘNorth Pool Mine, Pool, Carn Brea, Cornwall, England, UK
1.5km (0.9 miles) ⓘEast Pool Mine, Pool, Carn Brea, Cornwall, England, UK
1.5km (0.9 miles) ⓘWheal Whitfield (North Carn Brea Mine; North Tincroft Mine), Robarts Mine (incl. East Wheal Seton; Wheal Maude), Illogan, Cornwall, England, UK
1.5km (1.0 miles) ⓘSouth Carn Brea Mine, Carnkie, Carn Brea, Cornwall, England, UK
1.6km (1.0 miles) ⓘCarn Brea Mine, Pool, Carn Brea, Cornwall, England, UK
1.6km (1.0 miles) ⓘWheal Sparnon, Redruth, Cornwall, England, UK
1.7km (1.1 miles) ⓘPednandrea Mine (Pedn-an-Drea Mine), Redruth, 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.
 
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