Large Scale Mining
The Struggle to Reopen Alaska's Largest Gold Mine
November 2012 by Frank Lorey III
The historical AJ mine, located east of Juneau, Alaska, was considered the largest gold mine in the state at one time. Joe Juneau and Richard Harris struck gold there in 1880, and it has been more recently known as a tourist destination.Judge Denies Request To Delay Michigan Mine
Manderfield’s ruling opens the way for Kennecott Eagle to begin blasting. The company has declined to say when it will start. A spokeswoman said drilling would begin “in the coming weeks".
Resolution Copper Project To Be Reviewed By Year-End
If approved, the project would use block caving to extract the remaining ore, most of which is 7,000 feet below ground level.
Colorado Miner Sues EPA Over 2015 Spill
Hennis claims that months later and without his permission, the EPA built a $2.3 million water treatment facility on the property and the agency continues treating water and storing waste there.
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.
Care and Lubrication of a Model 13 Laboratory Wilfley Table
A Wilfley table works best when all of the mineral being run across it (the pulp) is about the same size. For this reason, I took a good look at each of the samples.
Who is a Qualified Person?
So you think you have an ore deposit? The work has been long and hard, but there are a few drill holes, lots of samples and assays. The data is in a reliable computer and there may be a mine at the end of the tunnel. What is the likelihood of a profitable operation? Can you raise capital for development or exploration?
Trump Proposes $1.5 Billion to Fund US Uranium Production
US uranium mines produced less than 174,000 pounds in 2019, according to the February Energy Information Administration report. That’s down from 4.9 million pounds in 2014.
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