Large Scale Mining
Canadian Company Recovers 1,111-Carat Diamond
December 2015 by Scott Harn
It is the second largest gem-quality diamond in history, after the 3,106-carat “Cullinan Diamond” was recovered in South Africa in 1905.
The Wild Rush To Find More Cobalt—Part II
In this second part on cobalt, I will take a look at the various types of cobalt deposits and how you can prospect for them. Who knows—perhaps the next big cobalt strike will be yours.
The Basics of Froth Flotation
I thought it might be worthwhile to take a look at the basics of this important mineral separation technique and how a miner can use it to recover the values out of an ore.
Determining The Optimal Crushing Size for Gravity Recovery
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
The Batteries Metal Rush
There is a major change coming in the economy of the world and now is the time for prospectors and miners to grab a ticket and get on board.
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...
Modern Mining Reclamation
A study showed that between 1930 and 1980, only a quarter of one percent of the land in the United States was used in all mining applications combined, including surface mining, tailings disposal, underground mines, and all mineral processing facilities.
Prospecting for Copper Ores—Part I
Copper is one of the metals that form the backbone of our modern civilization. Copper is an essential part of every computer, cell phone, automobile and household appliance.
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