Ask the Experts - what does MDB&M stand for?
April 2013 by Chris RalphQ: What does MDB&M stand for?
Q: Since the weather in California is not as nasty as it is in Alaska, would it be advisable to wear the same setups as he wrote about?
Centrifugal bowls versus jigs
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
Q: How do I get gold out of a saturated solution of salt with nitric acid?
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