Gold_extraction_.28ore_processing.29 Amalgam_(chemistry)

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interior of deadwood terra gold stamp mill. crushed ore washed on mercury coated copper sheets, , fine gold particles form amalgam mercury. amalgam scraped off , gold separated amalgam heating , evaporating mercury recovered condenser reapplication plates


where stamp mills used crush gold-bearing ore fines, part of extraction process involved use of mercury-wetted copper plates, on crushed fines washed. periodic scraping , re-mercurizing of plate resulted in amalgam further processing.







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