Ask The Experts - I need help with more in-depth mining research
September 2017 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.
Q: Will my detector react to fine gold?
• Should I focus efforts on this particular rock type?
• Reopening closed areas
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