Ask The Experts
Ask the Experts
August 2013 by Chris Ralph
Q: What's the difference between a header box and a crash box?Ask The Experts - Looking for help smelting gold
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• Any suggestions about gold panning in Oregon?
Ask 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?
The Portable XRF Gun
While there is no metal detector that will see only gold, there is a device that can reliably distinguish gold from lead, copper, iron or other metals. It is an X-Ray fluorescence tester, sometimes called an XRF gun.
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Buying a turquoise claim
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Is this a valid claim?
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