Ask The Experts
Ask The Experts—Using classifiers
December 2010 by Chris Ralph
Q: I would like to know how to use a classifier when I dump my gravel into my sluice box. I would also like to know what sizes classifiers come in. I know that they are in sizes like -3/4. What does the “minus” in the size mean? Thanks for any help you can give me.Ask the Experts
Q: How do metal detectors work around precious metal ore bodies?
Ask the Experts
What are the tell signs of garnet deposits?
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?
Ask The Experts
Can the public take minerals from a mining claim?
Ask The Experts: Small-scale drilling
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...
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