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The 10 biggest silver mines in the world. Mexico, the world's biggest silver producing country, and Poland host three each of the world's 10 biggest silver mines. Bolivia, Turkey, Peru and Australia host the remaining four. Mining-technology.com profiles the 10 biggest silver mines in the world, based on contained silver reserves.
Extent of Discoveries. So far, the biggest mineral deposits discovered are of iron and copper, and the quantities are large enough to make Afghanistan a major world producer of both, United States officials said.