Ask The Experts
Ask The Experts
April 2016 by Chris Ralph
• Should I focus efforts on this particular rock type?Ask The Experts: Sulfides and fluxes
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
Ask the Experts
Marketing other minerals recovered while gold mining
Ask The Experts
Which comes first, claim filing or staking?
The Portable XRF Gun
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: What to do with scheelite
Q: What can be done with scheelite? Why does the ICMJ never list tungsten in the metals prices?
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