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Michael Silva Gold Mining

Michael Silva. Placer Gold Recovery Methods Michael Silva This is a great little book put out by the California Division of Mines in the 1980s and now back in print by Sylvanite Publishing. It covers in detail all the methods used to recover placer gold such as Panning, Sluicing, Jigs,

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  • 40-Year Qualified Brand

    Founded in the 1970s, it has a history of more than 40 years.

  • 350,000 Ping Workshop

    covering an area of 350,000 square meters

  • 160 Countries

    production and sales in more than 160 countries