Ask The Experts - Were there insufficient values to continue mining at this site?
December 2017 by Chris Ralph
Were there insufficient values to continue mining at this site?
Is it possible to use a cell phone GPS away from cell towers?
Q: Tantalite in an African nation -- is it worth pursuing?
• When geologists and old-timers have conflicting views.
• Sweep speed and sensitivity settings for a GPX-4500
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