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.
Guinea Africa: Gold, Ebola, and a Monkey Barbecue
With great relief, the equipment I chose worked well, and after shoving into three days what should have been ten days of set-up and testing, we were up and running.
Small-Scale Concentrating and Recovery Methods
The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.
Early Summer Mining in Wyoming
Old tailing piles extend for miles. There was still plenty of water flowing here, so WPA members set up highbankers at several settling ponds.
Some Tips and Tricks for Dredgers: Determining Pulley Size and Belt Length
If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.
Ophir—Possibly the Best Kept Secret in Alaska!
...I decided to excavate the semi-frozen high-bank that was resting on a soft shale bedrock footing. Within three feet, I encountered an intrusive!
From Iowa to Alaska—How I Became A Gold Miner
May 18, 2019, after 26 years, I had finally saved enough money. I bought my one-way ticket to Fairbanks, Alaska, and I started off by finding a new job…
Why Assaying Placer Gold Deposits Doesn't Work
Let’s set up a thought experiment: Suppose you had some material that ran one ounce per ton gold, which is generally considered high grade to fantastic grade depending on the circumstances.
Subscription Required:
The Bawl Mill
• Legislative and Regulatory Update
• Ask The Experts
• Ask The Experts
• Ask The Experts
• Ask The Experts
• Ask The Experts
• Ask The Experts
• 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
Free:
MMAC & PLP Update -- 2015 Minerals and Mining Regulatory Reform Act
