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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Quartz from
Machacamarca Mine, Machacamarca subdistrict, Tacobamba Municipality, Cornelio Saavedra Province, Potosí, Bolivia


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Augelite192
Pyrite162
Baryte67
Bournonite51
Sphalerite44
Chlorargyrite16
Siderite14
Tetrahedrite Subgroup12
Malachite9
Jamesonite4
Chalcanthite3
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Machacamarca Mine, Machacamarca subdistrict, Tacobamba Municipality, Cornelio Saavedra Province, Potosí, Bolivia
Data Identifiers
Mindat Occurrence Record ID:42824
Long-form Identifier:1:3:42824:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
6.1km (3.8 miles) ⓘColavi Mine, Colavi subdistrict, Tacobamba Municipality, Cornelio Saavedra Province, Potosí, Bolivia
10.4km (6.5 miles) ⓘHuari-Huari Mine, Potosí (Potosí Municipality), Tomás Frías Province, Potosí, Bolivia
11.0km (6.8 miles) ⓘAnton Bravo Mine (Anton Bravo vein), Serranía Huarihuari, Potosí (Potosí Municipality), Tomás Frías Province, Potosí, Bolivia
29.0km (18.0 miles) ⓘCordillera Kari-Kari, Potosí city, Potosí, Bolivia
34.0km (21.1 miles) ⓘEl Molino dredge tailings, El Molino, Cerro Huañaquina, Yocalla Municipality, Tomás Frías Province, Potosí, Bolivia
35.2km (21.8 miles) ⓘCerro Chico (Cerro Mojón Punta), Cerro de Potosí (Cerro Rico), Potosí (Potosí Municipality), Tomás Frías Province, Potosí, Bolivia
36.2km (22.5 miles) ⓘCerro de Potosí (Cerro Rico), Potosí (Potosí Municipality), Tomás Frías Province, Potosí, Bolivia
39.0km (24.2 miles) ⓘCerro Malmisa, Tinguipaya Municipality, Tomás Frías Province, Potosí, Bolivia
44.8km (27.8 miles) ⓘGalia Itapalluni (Galia Tin Prospect), Cerro Tarqui, Yocalla Municipality, Tomás Frías Province, Potosí, Bolivia
47.5km (29.5 miles) ⓘCerro Tarqui, Yocalla Municipality, Tomás Frías Province, Potosí, Bolivia
References
Wilson, Wendell E. (2001) Notes From the Editors - Old Yuma mine. The Mineralogical Record, 32 (6) 426-501pp.474-474
 
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