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Looking Back
October 1999 by Staff
Excerpts from California Mining Journal, our original title, published 50 years ago this month.EPA Chief to Reconsider Paying Claims Over Mine Waste Spill
“We feel that we can clean up an area that has been abandoned after 100 years of mining,” Lyon said.
Breaking Rock the Old School Way
Prospectors have many reasons why they might want to break rocks. These include dividing up a specimen too large to carry.
Buying a Used Gold Dredge
In March of 2001, I saw a 3” dredge for sale on the Internet that was way over priced. It was advertised as a “complete Keene 3 inch gold dredge ready to go.” But what I saw was only an old 3” Keene header-style sluice box with home made...
Detecting Canyon Bedrock in The Sierras
My plan was to go up the canyon along a ridge and then drop into the canyon whenever I came across a spot that might give me reasonable access.
Mining Law—A Short History
The General Mining Law of 1872 is not antiquated, but its roots are ancient, stemming from Greek and Roman law, and continued in English and Spanish law. The recorded laws and practices of mining extend back nearly 3000 years.
Prospecting for Liberated Gold
Some will doubt its value given the ultra-fine particle size… Some will become encouraged about not having to incur significant time and expense to break rock.
Niobium and Tantalum
Niobium (columbium) and tantalum are related metals that usually occur together and are associated with vanadium on the periodic chart of the elements. Both metals have seen increased usage in high-tech applications in recent years because of increased availability.
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