Ask The Experts
Ask the Experts
May 2014 by Chris Ralph
Gold and silver in PennsylvaniaAsk The Experts—Separating platinum from sands using bubbles
I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?
Ask The Experts: Looking for help on unproven claim
Looking for help on unproven claim
Ask The Experts - Is this gold?
Ask The Experts—Inconsistent fire assays
Q: ...He consistently comes up with values much higher on the same ore samples.
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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