Large Scale Mining
Extraction of Precious Metals Using Froth Flotation
December 2012 by Bill Rich
Without this versatile group of technologies, we would be hard-pressed to produce the metals so critical to our modern way of life. The robust mining industry of today would literally not exist.
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.
Alaska to Target Rare-Earths
Alaska is in the midst of assessing its rare-earth resources, an effort pushed by Governor Sean Parnell, who sees them as another example of where the US is reliant on foreign sources to meet its needs.
Environmental Analysis Starts for Proposed Idaho Gold Mine
“We feel that we can clean up an area that has been abandoned after 100 years of mining,” Lyon said.
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.
Hecla Fights Bad Actor Label in Montana
Environmental groups last year urged Montana regulators to impose the bad actor designation, and now are seeking to intervene in the case.
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...
Critical Metals: Zinc
In this article, part of an ongoing series taking a look at critical metals in our economy, we will examine the mining and use of the metal zinc.
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