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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Autunite from
Geevor Mine, Pendeen, St Just, Cornwall, England, UK


Locality type:Mine
Classification
Species:Autunite
Formula:Ca(UO2)2(PO4)2 · 10-12H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Autunite data
Locality Data:Click here to view Geevor Mine, Pendeen, St Just, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:1378
Long-form Identifier:1:3:1378:9
GUID (UUID V4):0
Nearest other occurrences of Autunite
2.1km (1.3 miles) ⓘWheal Edward, Botallack, St Just, Cornwall, England, UK
28.3km (17.6 miles) ⓘSouth Tolcarne Mine, Beacon, Camborne, Cornwall, England, UK
31.9km (19.8 miles) ⓘWest Basset Stamps (Wheal Haste), Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK
32.0km (19.9 miles) ⓘWheal Basset, Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK
32.2km (20.0 miles) ⓘSouth Wheal Basset, Carnkie, Carn Brea, Cornwall, England, UK
33.0km (20.5 miles) ⓘWheal Buller, Wheal Buller and Beauchamp, Redruth, Cornwall, England, UK
36.0km (22.3 miles) ⓘWest Wheal Jewel (Tolcarne Mine; North Wheal Damsel), St Day, Cornwall, England, UK
36.9km (22.9 miles) ⓘCarharrack Mine, Gwennap, Cornwall, England, UK
37.2km (23.1 miles) ⓘChywoon Quarry, Mabe, Cornwall, England, UK
58.5km (36.4 miles) ⓘSouth Terras Mine (Resugga & Tolgarrick Mine; Union Mine; Uranium Mine), St Stephen-in-Brannel, Cornwall, England, UK
References
 
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