Ask The Experts
Ask The Experts: What is a Spanish needle?
July 2017 by Chris Ralph
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?
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If it's gold, how should I clean it?
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What are the steps for filing a mining claim?
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Geologic references for northern Nevada
Ask The Experts: Is an XRF gun useful for prospecting and mineral identification?
Q: I’ve thought about renting an XRF gun with gold specific software to use for exploration this spring.
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Ore testing and other advice for starting up a mining operation.
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Q: Where is the best place to prospect for gold in Minnesota?
Ask The Experts—Studies with summaries and conclusions please...
Q: ...A number of scientific studies have been done that concluded our level of dredging is “not” harmful to fish or habitat. I suggest that the Mining Journal list some of these specific studies with brief summaries and conclusions.
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