Ask The Experts
Ask The Experts: Small-scale drilling
June 2017 by Chris Ralph
Q: What is available to a small prospector? How does one prospect (drill) into the walls of an old hard rock mine to see what is 10 feet beyond...
Ask The Experts - What is a 'wissbanger'?
Ask the Experts
Bacterial gold
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How do I set up a small placer operation?
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Q: Conflicting advice on motorized small-scale mining equipment
Ask The Experts—Separating platinum from sands using bubbles
I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?
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