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Ask the Experts: Tantalite in an African nation -- is it worth pursuing?
March 2012 by Chris Ralph
Q: Tantalite in an African nation -- is it worth pursuing?Ask The Experts - What is a 'wissbanger'?
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.
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How do sluicing and drywashing compare in effciency?
Ask the Experts: Ionizing mercury
Q: What exactly does "ionizing" mercury mean?
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Bismuth oxide for assaying?
Ask The Experts: Is there a safe DIY alternative to cyanide or mercury for extraction?
Q: With safety as a given, what can the average miner, or Joe-blow greenhorn do to identify and extract some metals or minerals with off-the-shelf products or natural ingredients?
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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: Do "corners" need to be in place on the ground for a claim to be valid?
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Revised Dredge Regulations Published for California—Pure Garbage
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