Ask the Experts - Processing sulfide ore without mercury or cyanide.
February 2012 by Chris RalphQ: ...Is there any way to process the ore without using mercury or cyanides...?
Is it possible to use a cell phone GPS away from cell towers?
If it's gold, how should I clean it?
Q: With safety as a given, what can the average miner, or Joe-blow greenhorn do to identify and extract some metals or minerals with off-the-shelf products or natural ingredients?
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