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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Tennantite Subgroup from
Auros Farm 595, Otavi Constituency, Otjozondjupa Region, Namibia


Locality type:Farm
Classification
Species:'Tennantite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)As4S12S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tennantite Subgroup data
Locality Data:Click here to view Auros Farm 595, Otavi Constituency, Otjozondjupa Region, Namibia
Data Identifiers
Mindat Occurrence Record ID:12682
Long-form Identifier:1:3:12682:1
GUID (UUID V4):0
Nearest other occurrences of Tennantite Subgroup
3.3km (2.0 miles) ⓘWolkenhaube prospect, Gauss Farm 46, Otavi Constituency, Otjozondjupa Region, Namibia
8.1km (5.0 miles) ⓘKupferberg Mine, Otavi Constituency, Otjozondjupa Region, Namibia
11.3km (7.0 miles) ⓘKombat Mine, Kombat, Otavi Constituency, Otjozondjupa Region, Namibia
24.1km (15.0 miles) ⓘUitsab Mine (Uitsab prospect), Grootfontein Constituency, Otjozondjupa Region, Namibia
41.7km (25.9 miles) ⓘTsumeb West Mine, Tsumeb, Oshikoto Region, Namibia
41.8km (26.0 miles) ⓘAlt Bobos Mine, Uris Farm 481, Guinas, Oshikoto Region, Namibia
45.0km (28.0 miles) ⓘTsumeb Mine (Ongopolo Mine), Tsumeb, Oshikoto Region, Namibia
45.7km (28.4 miles) ⓘKhusib Springs Mine (Khuiseb Springs Mine), Grootfontein Constituency, Otjozondjupa Region, Namibia
59.4km (36.9 miles) ⓘAbenab Mine, Abenab, Grootfontein Constituency, Otjozondjupa Region, Namibia
59.5km (37.0 miles) ⓘAbenab West Mine, Abenab, Grootfontein Constituency, Otjozondjupa Region, Namibia
References
Cairncross, Bruce (1997) The Otavi Mountain Land Cu-Pb-Zn-V Deposits, Namibia. The Mineralogical Record, 28 (2) 109-130
 
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