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.
Just about all of us have heard the term “Wild and Scenic Rivers,” and we’ve likely been on one or several of them in our prospecting ventures. More than once someone has said to me “...but that’s a wild and scenic river.” My first question has always been, “What part of the system is it? Is it classified wild, scenic or recreational?”
Saturday came and it looked to have the makings of a dreary, misty day. Undaunted, I loaded my truck with my sluice, buckets and gear, and headed for the claim.
Because the old timers were so good at locating the better paying deposits—most of them along clay seams in this particular area—it makes good sense to try and locate these clay lines at old mining sites.
Rapid City, S.D. (AP)—Scientists and a team of South Dakotans have submitted a $281 million, five-year plan to turn Homestake Mine in Lead into the world’s largest underground laboratory.
Q: Will my detector react to fine gold?
• "A better working relationship needs to be established..."
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