Ask The Experts
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June 2015 by Chris Ralph
If it's gold, how should I clean it?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?
Ask The Experts - Are two rock crushing machines (jaw crusher and chain crusher) necessary?
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• How to find info on a particular mining claim
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Designing my own dredge...
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Q: Is this gold or some other metal?
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