Ask the Experts

April 2014 by Chris Ralph

The Portable XRF Gun

November 2012
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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September 2016
• Is there a standard contract for placer mining to use with a private property owner?

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December 2014
• Real or fool's gold?

Ask The Experts - Are there different “ferro” products processed out of the ore?

June 2018

Ask The Experts: Potential for developing magnesite deposit

March 2017

Q: What I would like to know is how to confirm if it is magnesite and the quality.

Ask the Experts - processing plants that can extract rare earth metals

April 2013
Q: Do you know of any processing plants that can extract rare earth metals?

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