Small Mining Operations
Modern Mining Reclamation
September 2015 by Chris Ralph
A study showed that between 1930 and 1980, only a quarter of one percent of the land in the United States was used in all mining applications combined, including surface mining, tailings disposal, underground mines, and all mineral processing facilities.
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.
Hard Rock 101: Blasting With Kinepak Explosives
Fortunately, there are products on the market that can address these problems and make a small-scale mining operation feasible.
California Dredgers: A Step Closer to Getting Back in the Water
...Judge Ochoa ordered the parties to participate in mandatory settlement hearings starting June 24, 2014.
Principles of Designing Your Mill Production System, Part I: Starting Up
One of the issues that prospectors run into when working to upscale from micro-scale hard rock testing to a greater production output, is that they often confuse individual devices or machines with systems.
Secrets of Gold Research and Why You Need It
Prospecting may not be as much fun as it once was. If that sounds like you and you want to figure out what to do to get back on the gold and be successful, I’ve got the answer: Research.
Now Is The Time For Exploration
I’ve been following the precious metals for decades, and I haven’t seen a move this powerful in many years.
Evaluating Gold Recovery with Mass Balance Calculations
Whether you are placer or hard rock gold mining, maximizing the efficiency of your recovery process is very important to success, and accurate testing is necessary to do so.
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• Detecting Nuggets—Overcoming New Challenges
• Retired Geologist Warned Public of Pending EPA Disaster
• Piles of Gold
• AMRA Takes On USFS in Idaho
• Iron Ores and Iron Mining
• Two Men Claim Discovery of Nazi Treasure Train
• Melman on Gold & Silver
• Emergency Dredging Closures in Washington State
• More Gold Recovered Off Florida Coast
• Mining Stock Quotes and Mineral & Metal Prices
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MMAC & PLP Update -- 2015 Minerals and Mining Regulatory Reform Act
