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San Bartolomé Silver Mine, Potosi

Producer of

Silver

Location

Near Potosi, Concepción and Santa Lucía cantons, Bolivia

Ownership

Coeur d'Alene Mines Corporation

Geology Type

Ordovician to Silurian continental clastic and shallow marine sedimentary rocks, and locally Cretaceous continental clastic rocks

Mineral Type

Silicified rhyodacite and quartz-tourmaline

Reserve Base

Probable reserves of about 38Mt, at a grade of 124.8g/t

Annual Production

About 9Moz

Mining Method

Open pit

Processing Method

Grinding agitation leaching, counter-current decantation and zinc precipitation

Employment

About 200

Open Pit

Cat 962G wheel loaders, Cat D8R dozers, Cat 14H grader and Cat 330 excavator

Processing Plant

Delkor South America CCD thickeners, Outokumpu technology leach agitators, SAG and ball Mill, and Merrill Crowe plant and refinery

Contractor

Fluor Corporation
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