Ask the Experts
July 2013 by Chris RalphQ: Is there a special name for this silver and copper alloy?
Q: Do you know of any processing plants that can extract rare earth metals?
Q: Can you suggest some family and dog friendly vacation spots in California where I can also do some sniping?
Q: What can be done with scheelite? Why does the ICMJ never list tungsten in the metals prices?
Bismuth oxide for assaying?
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