ocr: SILVER KEY FACTS MAJOR Mexico, Australia, PRODUCERS Russian Federation, United States IMPORIANT Best heat and PROPERTIES electricity conductor of any metal, malleable, ductile, Itght-sensitrve USES fewelry, photography, electrical industry, murrors, coInS, cutlery ANNUAL 12,600 tonnes WORLDWIDE (13,860 tons) PRODUCTION COMMENT Most silver 15 produced asa by-product of lead, copper, and smc mning. LEAD COTO EARIH GALLERY