Ask The Experts - Help with an assay report
February 2018 by Chris Ralph
Gold in clastic black shale
Q: Our group has found a nickel deposit in the Yuma, Arizona area that is similar to the one that you wrote about...
Q: I am looking for a “trommel machine” that doesn’t separate anything but clay slurry from rock hard clay.
Some fellow in Texas was selling a Spanish needle—a dousing device used to recover minerals in the old days. Do you know anything about these?
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