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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Fayalite-Forsterite Series from
Olivine basalt dykes, Cornaca (Qurnaqa), Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia


Locality type:Dike
Classification
Species:'Fayalite-Forsterite Series' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fayalite-Forsterite Series data
Locality Data:Click here to view Olivine basalt dykes, Cornaca (Qurnaqa), Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
Data Identifiers
Mindat Occurrence Record ID:1018064
Long-form Identifier:1:3:1018064:2
GUID (UUID V4):0
References
Osvaldo R. Arce Burgoa (2007) Guia a los Yacimientos Metalíferos de Bolivia, pp 71-72. (Minera San Cristobal S.A. & Empresa Minera Unificada S.A., La Paz)p.102
 
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