Silver Ore | Article about Silver Ore by The Free Dictionary
The principal minerals of silver ores are argentite, pyrargyrite, polybasite, proustite, stephanite, and silver-bearing galena. The ores often contain native silver. Silver ore deposits are most closely associated with granitoids, as well as with subvolcanic and volcanic rocks, occurring either in these rocks or in the surrounding rocks.Silver Mineral Information photos and Facts, Native Silver,,Is found, at present, in large quantities as platy masses, associated with various cobalt and nickel minerals, at Cobalt, Ontario, Canada. An important silver ore in the mines of Chihuahua, Guanajuato, Durango, Sinaloa and Sonora, Mexico. Occurs commonly in the mines of Peru.NATIVE SILVER (Ag) - Amethyst Galleries' Mineral Gallery,Streak is silver white. Hardness is 2.5-3. Specific Gravity is variable according to purity 10-12 (well above average even for metallic minerals) Associated Minerals are silver minerals such as acanthite and prousite, cobaltite, copper, zeolites and quartz.