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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Chlorite Group from
Black Angel Mine, Maarmorilik, Avannaata, Greenland


Locality type:Mine
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Black Angel Mine, Maarmorilik, Avannaata, Greenland
Data Identifiers
Mindat Occurrence Record ID:1723570
Long-form Identifier:1:3:1723570:1
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
68.0km (42.3 miles) ⓘQaarsut, Nuussuaq Peninsula, Avannaata, Greenland
References
Rosa, Diogo, Leach, David, Guarnieri, Pierpaolo, Bekker, Andrey (2023) The Black Angel deposit, Greenland: a Paleoproterozoic evaporite-related Mississippi Valley-type Zn–Pb deposit. Mineralium Deposita, 58 (1) 51-73 doi:10.1007/s00126-022-01125-z
 
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