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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Greigite from
Pereta Mine, Scansano, Grosseto Province, Tuscany, Italy


Locality type:Mine
Classification
Species:Greigite
Formula:Fe2+Fe23+S4
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Peretaite3
Klebelsbergite3
Stibnite3
Data
Mineral Data:Click here to view Greigite data
Locality Data:Click here to view Pereta Mine, Scansano, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:458378
Long-form Identifier:1:3:458378:3
GUID (UUID V4):0
References
Brizzi G. & Meli R. (1995): La miniera antimonifera di Pereta con un cenno a quella solfo-cinabrifera di Zolfiere in comune di Scansano (GR). Rivista Mineralogica Italiana, 19, 217-240
 
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