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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Freibergite Subgroup from
Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia


01558610017364502513978.jpg
Freibergite Subgroup, etc.

Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
06223040017364502514889.jpg
Freibergite Subgroup, etc.

Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
01558610017364502513978.jpg
Freibergite Subgroup, etc.

Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
06223040017364502514889.jpg
Freibergite Subgroup, etc.

Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
01558610017364502513978.jpg
Freibergite Subgroup, etc.

Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
06223040017364502514889.jpg
Freibergite Subgroup, etc.

Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
Locality type:Mine
Classification
Species:'Freibergite Subgroup' (not an IMA approved species)
Formula:(Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz2
Pyrite2
Data
Mineral Data:Click here to view Freibergite Subgroup data
Locality Data:Click here to view Pulacayo Mine, Huanchaca, Uyuni Municipality, Antonio Quijarro Province, Potosí, Bolivia
Data Identifiers
Mindat Occurrence Record ID:42696
Long-form Identifier:1:3:42696:1
GUID (UUID V4):0
Nearest other occurrences of Freibergite Subgroup
75.2km (46.7 miles) ⓘChocaya mine, Chocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
75.3km (46.8 miles) ⓘSiete Suyos mine, Chocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
76.1km (47.3 miles) ⓘÁnimas Mine, Chocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
References
Rocks & Min.: 17:129.
Pinto-Vasquez, Jose (1993) Volcanic dome-associated precious and base metal epithermal mineralization at Pulacayo, Bolivia. Economic Geology, 88 (3) 697-700 doi:10.2113/gsecongeo.88.3.697
Smith, Bill, Smith, Carol, Petrov, Alfredo (2001) A Guide to Mineral Localities in Bolivia. The Mineralogical Record, 32 (6) 457-482
 
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