Ask the Experts
May 2014 by Chris RalphSampling and mining a historic mining claim
• How small should I crush my hard rock ore?
Q: Exactly how does amalgamation work? Does it “melt” the gold (or copper, or silver, etc.) and form an alloy? If one leaves a piece of gold in mercury, will the entire sample become an amalgam (combination) of gold and mercury? Or does it only affect the surface...
Q: Can you please tell me about diamond fluorescense?
Q: ...He consistently comes up with values much higher on the same ore samples.
Q: What can be done with scheelite? Why does the ICMJ never list tungsten in the metals prices?
• What to prospect with on the Klamath River
Bad advice from Fish & Game
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