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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Cassiterite from
Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia


09480920017271994396465.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
07365660017372667587609.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
05183610017372667582279.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
09480920017271994396465.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
07365660017372667587609.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
07158790017368340249886.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
09480920017271994396465.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
07365660017372667587609.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
05183610017372667582279.jpg
Cassiterite

Constancia mine, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
Locality type:Mountain
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Fluorapatite1
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
Data Identifiers
Mindat Occurrence Record ID:43070
Long-form Identifier:1:3:43070:6
GUID (UUID V4):0
Localities for Cassiterite in this Region
Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Tasna Rosario, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
Nearest other occurrences of Cassiterite
1.1km (0.7 miles) ⓘTazna Mine (Tasna Mine; Tazna-Rosario Mine), Tasna Rosario, Cerro Tazna, Cotagaita Municipality, Nor Chichas Province, Potosí, Bolivia
36.6km (22.7 miles) ⓘSiete Suyos mine, Chocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
37.3km (23.2 miles) ⓘChocaya mine, Chocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
37.8km (23.5 miles) ⓘChorolque Mine, Cerro Chorolque, Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
38.1km (23.7 miles) ⓘChocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
39.0km (24.2 miles) ⓘÁnimas Mine, Chocaya-Animas mining district (Animas-Chocaya mining district), Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
60.7km (37.7 miles) ⓘPortugalete mines, Tatasí, Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
67.8km (42.1 miles) ⓘMonserrate Mine (Monserrat Mine), San Vicente mining district, Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
72.6km (45.1 miles) ⓘLa Confianza Mine (San Vicente Mine; Confianza Mine; Tajos Mine; San Francisco Mine), San Vicente mining district, Atocha Municipality, Sud Chichas Province, Potosí, Bolivia
92.3km (57.4 miles) ⓘPorco, Agua de Castilla, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
References
Wilson, Wendell E. (2001) Notes From the Editors - Old Yuma mine. The Mineralogical Record, 32 (6) 426-501pp.481-481
 
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