Small Mining Operations
The Oregon Claim
December 2010 by Chuck Lassiter
When I started dredging a short distance downstream from that feature I realized that I was into a major paystreak and much of the gold was coming right out of the upper gravel. I could see the chunky pieces falling out of the gravel as they were pulled into...
Gold Recovery with Centrifugal Bowls
Centrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.
Underground Mining: Getting the Ore Out
Choosing the right method to move your ore and waste is all about making the right choices. Sometimes more than one method may be used during the life of a mine as an operation expands and grows.
Hard Rock 101: Breaking Rock—Part I
What do you do when you’ve located a promising deposit of gold or gemstones, but it’s trapped in solid rock?
Critical Minerals Update
The critical metals are essential to the modern lives we lead. The prices of critical metals are moving up even faster than government published rates of inflation, with little sign of slowing down.
Trip to “The Swamp” on Behalf of Small Miners
Besides the EPA issue, our major priority is to work on the proposed amendment to the National Strategic and Critical Minerals Production Act (S 145), a bill proposed in the Senate by US Senator Dean Heller (R-Nevada).
Nome Offshore Dredging Creates Challenges
The Alaska state government has been trying to keep up with and maybe even stay on top of the situation by studying the problems associated with rapid growth and how to solve them.
The Fire Assay of Carbon
Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
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The Bawl Mill
• Ask The Experts—Iridium
• Ask The Experts—Highbanker legal in CA?; Best place to sell raw gold?
• Ask The Experts—Using classifiers
• So, Where's The Gold?—Finding Gold Detectors Miss
• Forest Service v. Michael & Linda Backlund
• Highbanking on the Feather River
• CFTC Finds Evidence of Silver Market Manipulation
• Gold in Arizona
• Detecting for Gold in Australia—The Kimberley Trip
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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