Ask the Experts: Tantalite in an African nation -- is it worth pursuing?
March 2012 by Chris RalphQ: Tantalite in an African nation -- is it worth pursuing?
Estimating the gold content of ores with gold, quartz and other minerals?
• Building a jaw crusher
Q: Can you tell us what the indicator rocks are? I’ve looked at the nearby digs and pushes that were made for gold and it looks like we’re digging on some similar material...
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