Ask the Experts
April 2014 by Chris RalphBismuth oxide for assaying?
I frequently get asked, "What should I look for when I am out prospecting that will tell me there are good amounts of gold present in the ground?"
Designing my own dredge...
My intention was to end this discussion with waypoints and routes, then I found USGS maps of the Plainfield Quadrangle.
The fine art of panning heavy sands requires a measure of patience. If you enjoy panning gold, you ought to enjoy this too, once you get the hang of it.
Q: Can and should you remove their poles and notice right then and there or should you wait until you have convinced them of their trespass?
The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
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