Ask The Experts
Ask The Experts
November 2015 by Chris Ralph
• Can you please shed some light on the material I collected...?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: Can you review the differences in dry washers?
Q: What are the advantages or disadvantages of hand crank vs. battery power vs. blower? And your preference?
Ask the Experts
Marketing other minerals recovered while gold mining
Ask The Experts
What type of sluice box for my trommel?
Ask The Experts—Amalgamation
Q: Exactly how does amalgamation work? Does it “melt” the gold (or copper, or silver, etc.) and form an alloy? If one leaves a piece of gold in mercury, will the entire sample become an amalgam (combination) of gold and mercury? Or does it only affect the surface...
Ask the Experts - ...Worth further investigation?
Q: About 158,000 tons of ore is estimated to remain on the property. Worth further investigation?
Ask The Experts - Were there insufficient values to continue mining at this site?
Were there insufficient values to continue mining at this site?
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