Ask The Experts
June 2015 by Chris RalphGeologic references for northern Nevada
Q: ...A number of scientific studies have been done that concluded our level of dredging is “not” harmful to fish or habitat. I suggest that the Mining Journal list some of these specific studies with brief summaries and conclusions.
Q: I believe I have found a deposit that contains iridium. What can you tell me about iridium? Are there any tests I can do in the field to confirm it is iridium? How much is iridium worth? Where can I get it assayed? Can I refine it myself?
What are these rocks?
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
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