Large Scale Mining
The Ely Copper-Gold District of Nevada
January 2015 by Chris Ralph
The main ore deposits of the Ely district are associated with an east-west belt of altered and mineralized rocks measuring about one mile wide that extends 8 miles westward from Ely.
Surviving The Boom and Bust Cycle
Back when I was in college, when I first started classes, the demand for new engineers was so strong that every graduate had multiple job offers without even trying.
NWMA Show
Every year the Northwest Mining Association holds an industry trade show. Many vendors are on hand, and there are many presentations given. With thousands of folks in attendance it’s not hard to get a pulse on what is happening in the mining industry.
Mining Returns to Historic Comstock
Mining has returned to Nevada’s historic Comstock more than 150 years after the discovery of one of the world’s richest silver veins touched off a frenzy that drew thousands of people west. But unlike the hard rock miners in the 1800s, the modern day operation involves huge trucks...
China Closing More Than 1,000 Mines
It was only a few years ago that China was taxing and limiting quantities of exports for rare earths in an effort squeeze the market, drive up prices and extract the most in the way of income.
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.
Mineral Exploration On The Rise
…2017 was just the first year with a small increase after a huge drop off in exploration activity. It may take many years of future increases to get back to where the activity was in 2012, as projected increases in exploration spending are seen to be slow and steady.
Eastern Oregon Mine Seeks Permits
After a host of companies spent 20 years prospecting, a mining firm is ready to make a play on the $2 billion lode of gold sitting in Eastern Oregon.
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