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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Kaolinite from
Ronneburg U deposit, Thuringia, Germany


Locality type:Deposit
Classification
Species:Kaolinite
Formula:Al2(Si2O5)(OH)4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Kaolinite data
Locality Data:Click here to view Ronneburg U deposit, Thuringia, Germany
Data Identifiers
Mindat Occurrence Record ID:123725
Long-form Identifier:1:3:123725:2
GUID (UUID V4):0
References
Witzke, Thomas; Rüger, Fritz (1998) Die Minerale der Ronneburger und Culmitzscher Lagerstätten in Thüringen [The minerals of the Ronneburg and Culmitz deposits in Thuringia]. Lapis, 23 (7-8). 26-64; 76-77
 
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