Ask The Experts
Ask the Experts
February 2014 by Chris Ralph
Marketing other minerals recovered while gold miningAsk The Experts
Designing my own dredge...
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: VMS ore
Q: Are there any mills that handle VMS ore?
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