Ask The Experts
Ask The Experts - What is a 'wissbanger'?
August 2019 by Chris Ralph
Ask The Experts: What is a Spanish needle?
Some fellow in Texas was selling a Spanish needle—a dousing device used to recover minerals in the old days. Do you know anything about these?
Ask the Experts
• How do I clean up gold encrusted with iron-sulfides?
Ask The Experts—How do you amend a placer claim?
Q: How do you amend a placer claim?
Ask the Experts: Ionizing mercury
Q: What exactly does "ionizing" mercury mean?
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