Large Scale Mining
Iron Ores and Iron Mining
September 2015 by Chris Ralph
For more than 40 years, iron ore prices have been decided by private negotiations conducted between the largest of the iron miners and the largest steel producers. These two sides dominate both the spot and contract iron ore markets.Large Gold Deposit Types
It is not necessary to have a PhD in geology, but you need to know the basics, so that’s what I am going to try to dig into here—the understandable basics of these gigantic gold deposits.
The Basics of Crushing and Milling Operations
In processing gold, silver and other valuable ores, the minerals containing the values, such as metallic gold, silver-bearing sulfides or other minerals, must be freed from the surrounding host rock before those valuable minerals can be captured.
Pursuing Rare Earths in Wyoming
The company that wants to build and operate the mine, Rare Element Resources Ltd., promises high-wage jobs and economic vitality to an area where 40 percent of the population is age 50 or older.
The Snapshot
Once all the numbers from all the samples and water tests are compiled, a snapshot of the performance of each tank in the process circuit can be seen side-by-side.
Designing and Evaluating Placer Gold Recovery Plants
For this article, I am focusing on industrial production plants that can handle 10 cubic yards per hour or more and would be fed by a loader or other heavy equipment...
The Bawl Mill
• Just because it looks American, doesn’t mean it is…
• Attempted hacking by Homeland Security?
• 37% more than they counted on…
• The high price of wind power
Alaska: Large-Scale Mining Can Be Done Right
"As elected leaders of the State of Alaska, we want you to know that Alaska is open to investment from those who seek to develop our state's natural resources safely and responsibly..."
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The Bawl Mill
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• Detecting Nuggets—Overcoming New Challenges
• Modern Mining Reclamation
• Retired Geologist Warned Public of Pending EPA Disaster
• Piles of Gold
• AMRA Takes On USFS in Idaho
• 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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