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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Alunite from
Embleton Quarry, Embleton, Allerdale, Cumbria, England, UK


Locality type:Quarry
Classification
Species:Alunite
Formula:KAl3(SO4)2(OH)6
Comments:Small colourless rhombs and white massive from a vein in a dolerite sill.
Given the fact that this is a Kingsbury reference, it is highly likely to be fraudulent.
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Alunite data
Locality Data:Click here to view Embleton Quarry, Embleton, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:14461
Long-form Identifier:1:3:14461:4
GUID (UUID V4):0
Nearest other occurrences of Alunite
14.9km (9.3 miles) ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK
15.0km (9.3 miles) ⓘGrains Gill, Mungrisdale, Eden, Cumbria, England, UK
References
Kingsbury, A.W.G. (1955) Mineralogical Magazine, 32, 418 (?, Volume 32 dates from 1959 to 1961)
Kingsbury, Arthur W. G., Hartley, J. (1958) Jarosite and natrojarosite from the Lake District. Mineralogical Magazine and Journal of the Mineralogical Society, 31 (240). 813-815 doi:10.1180/minmag.1958.031.240.09
Embrey, Peter G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, 42 (322) 169-177 doi:10.1180/minmag.1978.042.322.01
 
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