Ask The Experts
Ask The Experts
January 2016 by Chris Ralph
What are these rocks?Ask the Experts
Q: How do I get gold out of a saturated solution of salt with nitric acid?
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What to do with black sands
Ask The Experts: How do I identify gold in hard rock that may be mixed with other metals?
Q: Aside from the softness scratch test and other methods of identification, what feedback would you have on identifying gold in hard rock that may be mixed with other metals that affect its color?
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Can a metal detector be used to find limonitic gossan material?
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• A place for mining equipment "on the cheap"?
Ask The Experts: Nickel assays
Q: Our group has found a nickel deposit in the Yuma, Arizona area that is similar to the one that you wrote about...
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