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.
Is a miniature spectrometer in our future?
Q: The Arizona BLM state office has started sending out registered letters to association placer claim holders...
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...
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
Relationship between limestone and gold
Q: Could you write more about the last two methods that you mentioned—the expanding chemical mixtures and the micro blasters, how and when to use them, and when not to use them?
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