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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Percylite from
Sounion Mine No. 19, Cato Sounio mines, Sounion, Lavreotiki, East Attica, Attica, Greece


Locality type:Mine
Classification
Species:'Percylite' (not an IMA approved species)
Comments:Later work by the author (Branko Rieck; see ref: Lapis, 24, 7/8 (1999)) showed that the true identity was diaboleite; for details see Kolitsch et al. (2014).
Confirmation
Validity:Erroneously Reported
Data
Mineral Data:Click here to view Percylite data
Locality Data:Click here to view Sounion Mine No. 19, Cato Sounio mines, Sounion, Lavreotiki, East Attica, Attica, Greece
Data Identifiers
Mindat Occurrence Record ID:61777
Long-form Identifier:1:3:61777:6
GUID (UUID V4):0
References
Wendel, Wolfgang; Rieck, Branko (1999) Die wichtigsten Mineralfundstellen und Bergbauanlagen Lavrions [Lavrion's most important mineral deposits and mining facilities]. Lapis, 24 (7-8). 24-33; 90
Kolitsch, U.; Rieck, B.; Brandstätter, F.; Schreiber, F.; Fabritz, K. H.; Blaß, G.; Gröbner, J. (2014) Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt, 25 (1). 60-75
 
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