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Ask the Experts: Tantalite in an African nation -- is it worth pursuing?

Q: Tantalite in an African nation -- is it worth pursuing?

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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 - How do you ship uranium samples to a lab?


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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