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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Bournonite from
Lega Dembi Mine, Megado, Oromia Region, Ethiopia


Locality type:Mine
Classification
Species:Bournonite
Formula:PbCuSbS3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bournonite data
Locality Data:Click here to view Lega Dembi Mine, Megado, Oromia Region, Ethiopia
Data Identifiers
Mindat Occurrence Record ID:601152
Long-form Identifier:1:3:601152:9
GUID (UUID V4):0
References
Billay, A. Y., Kisters, A. F. M., Meyer, F. M., Schneider, J. (1997) The geology of the Lega Dembi gold deposit, southern Ethiopia: implications for Pan-African gold exploration. Mineralium Deposita, 32 (5) 491-504 doi:10.1007/s001260050117
Cook, Nigel J, Ciobanu, Christina L (2000) Investigation of opaque mineralogy, Lega Dembi gold deposit, Ethiopia. (114)
 
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