Ask The Experts
March 2015 by Jan AlexanderQ: Conflicting advice on motorized small-scale mining equipment
Q: Aside from the softness scratch test and other methods of identification, what feedback would you have on identifying gold in hard rock that may be mixed with other metals that affect its color?
Q: I would like to know where I can find information on the Abby mine located at Hildreth, CA.
Hydraulic remnants or just lose material?
Q: I have tried various leaching techniques from which I cannot get a precipitate.
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