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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Cuprite from
The Gannel Smelter slag locality, Crantock, Cornwall, England, UK


Locality type:Slag Locality
Classification
Species:Cuprite
Formula:Cu2O
Formation:Post-mining/Anthropogenic
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cuprite data
Locality Data:Click here to view The Gannel Smelter slag locality, Crantock, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:693263
Long-form Identifier:1:3:693263:3
GUID (UUID V4):0
Nearest other occurrences of Cuprite
4.8km (3.0 miles) ⓘMount Mine (Perran Iron Mine; Trebisken and Mount Mine), Perran Iron Lode (Great Perran Iron Lode), Perranzabuloe, Cornwall, England, UK
8.7km (5.4 miles) ⓘPerran St George Mine (Perran Great St George Mine; Great St George Mine; Perran St George United Mine), Perran St George and Droskyn Mines, Perranporth, Perranzabuloe, Cornwall, England, UK
9.1km (5.7 miles) ⓘCligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
14.3km (8.9 miles) ⓘWheal Coates, St Agnes, Cornwall, England, UK
15.2km (9.5 miles) ⓘWheal Charlotte (Great Wheal Charlotte), Porthtowan, St Agnes, Cornwall, England, UK
15.5km (9.6 miles) ⓘCastle-an-Dinas Mine, Castle-an-Dinas, St Columb Major, Cornwall, England, UK
16.5km (10.3 miles) ⓘWheal Music, Porthtowan, St Agnes, Cornwall, England, UK
16.6km (10.3 miles) ⓘTywarnhayle Mine (Wheal Rock), Porthtowan, St Agnes, Cornwall, England, UK
16.6km (10.3 miles) ⓘSouth Terras Mine (Resugga & Tolgarrick Mine; Union Mine; Uranium Mine), St Stephen-in-Brannel, Cornwall, England, UK
16.8km (10.4 miles) ⓘWheal Ellen (Old Basset Mine), Mawla Lane End, St Agnes, Cornwall, England, UK
References
BMS Newsletter 79, March 2010 (http://britishmicromountsociety.homestead.com/Gannell-Smelter.html)
 
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