Ask The Experts - What are these thin brittle sheets with reddish powder?

August 2018 by Chris Ralph

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...?

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 - Can you provide information on gold in Ghana?

June 2019

Ask the Experts—Access to mining claim across private land

December 2011

Ask The Experts

May 2016

• Are these gold amounts large enough to interest a mining company?

Ask the Experts

March 2014
Breaking cemented gravels

Ask the Experts

January 2013
How do sluicing and drywashing compare in effciency?

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