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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Phenakite from
South Phoenix Mine, Minions, Linkinhorne, Cornwall, England, UK


Locality type:Mine
Classification
Species:Phenakite
Formula:Be2SiO4
Colour:perfectly colourless and transparent, or yellowish from a thin superficial film of iron oxide.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phenakite data
Locality Data:Click here to view South Phoenix Mine, Minions, Linkinhorne, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:8542
Long-form Identifier:1:3:8542:7
GUID (UUID V4):0
Nearest other occurrences of Phenakite
0.8km (0.5 miles) ⓘPhoenix United Mine, Minions, Linkinhorne, Cornwall, England, UK
1.0km (0.6 miles) ⓘCheesewring Quarry, Minions, Linkinhorne, Cornwall, England, UK
55.2km (34.3 miles) ⓘCligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
57.2km (35.6 miles) ⓘWheal Kitty (Kitty and Penhalls United Mine; incl. Goonlaze Mine; Wheal Osborne), St Agnes, Cornwall, England, UK
59.8km (37.2 miles) ⓘSt Day United Mines (Poldice Mines), Gwennap, Cornwall, England, UK
60.2km (37.4 miles) ⓘWheal Gorland, St Day, Cornwall, England, UK
66.9km (41.6 miles) ⓘSouth Crofty Mine, Pool, Carn Brea, Cornwall, England, UK
97.0km (60.3 miles) ⓘStamps and Jowl Zawn (Roscommon Cliff), Cliff outcrops, Botallack, St Just, Cornwall, England, UK
97.1km (60.3 miles) ⓘWheal Cock, Botallack Mine, Botallack, St Just, Cornwall, England, UK
97.7km (60.7 miles) ⓘWheal Edward, Botallack, St Just, Cornwall, England, UK
References
Russell, Arthur (1911) On the occurrence of Phenacite in Cornwall. Mineralogical Magazine and Journal of the Mineralogical Society, 16 (73) 55-62 doi:10.1180/minmag.1911.016.073.08
Russell, Arthur (1920) On the occurrence of Phenacite and Scheelite at Wheal Cock, St. Just, Cornwall. Mineralogical Magazine and Journal of the Mineralogical Society, 19 (88) 19-22 doi:10.1180/minmag.1920.019.88.06
 
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