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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Feldspar Group from
Nb-Ta-P-(LREE) carbonatite deposit, Epembe Complex, Epupa, Kunene Region, Namibia


Locality type:Dike
Classification
Species:'Feldspar Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Feldspar Group data
Locality Data:Click here to view Nb-Ta-P-(LREE) carbonatite deposit, Epembe Complex, Epupa, Kunene Region, Namibia
Data Identifiers
Mindat Occurrence Record ID:1264083
Long-form Identifier:1:3:1264083:8
GUID (UUID V4):0
References
Unger, G., Zimmermann, R., Gloaguen, R. (2018) 3D Modeling of the Epembe (Namibia) Nb-Ta-P-(LREE) Carbonatite Deposit: New Insights into Geometry Related to Rare Metal Enrichment. Minerals 8(12), 600. [https://doi.org/10.3390/min8120600].
 
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