Custom Concentrators

CUSTOM milling-plants have been operated successfully for a great many years on this continent. One of the outstanding examples in the United States is the Golden Cycle mill at Colorado Springs, which mills the gold-telluride ores from the Cripple Creek district. In eastern Canada, the Northern Custom Concentrators, Limited, at Cobalt, successfully treated the cobalt-silver ores of that area for a number of years.
Keywords: Butte, Montana, Canada, ore dressing, smelter, zinc, Concentrator, Concentrators, Mill, Mills, Ore, Ores, smelter
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