Ask The Experts - Any at home tests for platinum/palladium?

December 2021 by Chris Ralph

Ask The Experts

March 2015
Q: Does gold get stuck in the crucible?

Ask the Experts

February 2015
• Is this old mining story too good to be true?

Ask the Experts - Processing sulfide ore without mercury or cyanide.

February 2012
Q: ...Is there any way to process the ore without using mercury or cyanides...?

Ask The Experts - Is the trumpet plant a good indicator of minerals?

October 2021

Ask The Experts - How do I sell my gold?

March 2022

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.

Ask the Experts

May 2014
How do mines and refiners deal with doré bars?

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