Ask The Experts: How would you go about evaluating a silver deposit?
August 2017 by Chris Ralph
Any ore grading 32% silver would contain more than 9,000 ounces of silver per ton and be valued at something in the range of $150,000 per ton. Even a few tons of this type of material would be well worth shipping off to a smelter for treatment.
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?
What minerals are magnetic? I have heard that super magnets (rare earth magnets) can capture platinum. True?
Sulfides and oxides—what's the difference between the two?
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