Corralling Those Pesky Platinum Group Metals
June 2005 by Charles L. ButlerSome assay beads disappear, collapse, hide under the surface, or spread out flat while being cupelled, just as the last tiny bit of liquid litharge is driven off. This is especially true of platinum, iridium and osmium, when attempting to re-bead the filtered residue from a parted bead.
“It would be a real pleasure to be able to combine a successful mining operation with being of genuine service to the human condition.” Those words from CEO and Professional Geologist Robert G. Carrington set the...
The miners offer the still-beating hearts of four freshly-sacrificed llamas to a statue of the fiendish god “El Tio,” who they believe affords them protection and good luck.
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Each specimen is carefully examined to determine if it would be beneficial or not to use an acid treatment to reveal more of the gold.
Treasure hunters have been looking for the Lost Dutchman mine for more than a century.
There’s a lot of really great prospecting equipment on the market right now, and I have to admit I’ve spent my share of money over the years investing in dredges, drywashers, metal detectors and the like. But a lot of new folks just getting into...
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