Ask The Experts
Ask the Experts
March 2014 by Chris Ralph
Gold out of auqa regiaAsk The Experts: Could you expand on your previous blasting article?
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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Ask The Experts: “Energy” coming from black sand?
Q: I have a question/request regarding some black sand left from my Dad’s prospecting days.
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