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.Drilling for Ore
In the simplest sense, drills can be divided by their mode of action—percussion, rotary or a mixture of the two.
The “Chuck It Out” Nugget
This was no ordinary nugget. It had not traveled very far from its nearby source, and that did mean a lot, as we were searching for the source of several such nuggets found during a gold rush that occurred in 1859.
Carissa Gold Mine Comes Back to Life
The mine will be open for public tours Saturday and Sunday afternoons beginning August 24, lasting into the fall and winter as weather permits.
Using Structural Clues to Locate Buried Placer Channels
They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.
Mohave County, Arizona: The Oatman/San Francisco Mining District
The Oatman/San Francisco Mining District’s historic gold production of 2.2 million ounces of gold since the 1880s makes this area Arizona’s greatest primary gold producing district.
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 Importance Of Mining Critical Minerals In The USA
Critical minerals are products that the government has designated as critical to our national interest because of both their potential military and industrial applications.
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• Detecting Nuggets—Overcoming New Challenges
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• Retired Geologist Warned Public of Pending EPA Disaster
• Piles of Gold
• AMRA Takes On USFS in Idaho
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