Ask The Experts
Ask the Experts: Do "corners" need to be in place on the ground for a claim to be valid?
March 2012 by Chris Ralph
Q: Do "corners" need to be in place on the ground for a claim to be valid?Ask The Experts—Precious metals in water?
How can I determine if there are precious metals in the groundwater?
Ask the Experts: gold per ton; improving assay method
Q: How much gold do I have per ton and how can I improve my assay method?
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
Any good books on mineralized faults and contacts?
Ask the Experts
Relationship between limestone and gold
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The Bawl Mill
• Ask the Experts: Set up a small portable operation or send the ore to a custom mill?
• Ask the Experts: Who manufactures the diagonal vibrating table?
• Ask the Experts: Tantalite in an African nation -- is it worth pursuing?
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Revised Dredge Regulations Published for California—Pure Garbage
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