Leaching is a form of extraction where particles of a material, such as gold, are removed from the solid that contains them by using an agent, such as cyanide. Leaching agents include cyanide, thiocyanate, thiosulfate and thiourea. Materials that are often mind by leaching include gold, zinc and copper.
Is There a Green Chemistry Approach for Leaching Gold?
Paper examines the potential for an alternative to cyanide leaching of gold ores in terms of green chemistry. Includes references. By Jarnes L. Hendrix
Last update:
September 11, 2007 at 22:19:20 UTC
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