Large Scale Mining
2018 National Mining Hall of Fame Inductees
June 2018 by Staff
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.
How to Refine Silver—Pt I
Silver refining has been used from ancient times to change the characteristics of the metal. Early metallurgists refined silver by heating it a couple hundred degrees above its melting point and holding the metal at an elevated temperature for a period of time.
Have We Hit 'Peak Gold'?
According to some experts, after the peak is reached, the production rate will slowly decline until it reaches near zero while the price shoots upward. At that point, we will have pretty much mined all the economic ore deposits that are present on the planet.
Great Panther Silver
The company acquired the Guanajuato Mine Complex in 2005, and since that time they have carried out extensive drilling programs, both from surface and underground, with particular emphasis being placed on the Cata Clavo Zone.
Gold and Silver Deposit May Be World's Largest
A crater in an undersea volcano off Japan may contain the world's largest gold nugget ever found...
EPA Recommends Against Reissuing Permit for PolyMet Mine
PolyMet contends the project will actually reduce mercury and sulfate discharges into the St. Louis River watershed because it will clean up an old iron mining waste pond at the processing plant site.
A New Look at Old Mines
Exploration companies are actively looking for properties with profitable potential, even if the ground was once cast off as too low in grade to be economically viable. This is especially true in states that are reasonably friendly toward...
The Bawl Mill • Legislative and Regulatory Update • Ask The Experts - Are there different “ferro” products processed out of the ore? • Ask The Experts - How hot does a furnace need to be to get rid of sulphides? • Ask The Experts - Will this paystreak be downriver off the trailing edge of bedrock? • Putting Together A Small Free Gold Mill—Part II • Chasing Float Gold—The Starry Night Wash • A Test Grid Dredged for Gold Values • Michigan House Votes to Give Mining Operations More Flexibility • Mineral Exploration On The Rise • 18 Acquitted in Massive Brussels Diamond Heist • Captain Obvious Strikes Again • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices
PLP Update • California to Allow Suction Dredging in 2019?