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The Portable XRF Gun
November 2012 by Chris Ralph
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.
Ask the Experts: Do "corners" need to be in place on the ground for a claim to be valid?
Q: Do "corners" need to be in place on the ground for a claim to be valid?
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Dust and dry washing
Which Specific Gravity Test Works Best?
Have you ever wondered how accurate specific gravity tests are in determining the amount of gold in a specimen?
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Hydraulic remnants or just lose material?
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...
Ask The Experts: Question about resolving a quitclaim error
Q: I am in the process of filing an appeal with my lawyer, but am seeking more “expert” advice in the arenas of “mining claims” and BLM jurisdiction.
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