Large Scale Mining
The Gold, Silver and Base Metal Mines of Eureka, Nevada
April 2015 by Chris Ralph
![](http://www.icmj.com/userfiles/images/201504/43-eureka-nevada.jpg)
Advancements in Non-Toxic Gold and Silver Leaching
The non-toxic thiosulfate is actually the medical antidote given to people for cyanide poisoning. By accomplishing both neutralization and metals recovery, this process creates an economic and environmentally attractive process.
The ABCs of XRF
Fast forward to present day and the XRF has come of age. Pull the trigger on the hand-held device and you get a nearly instant assay of the surface of a rock.
Great Panther Silver
![](http://icmj.com/userfiles/images/201101/toc-great-panther-silver.jpg)
El Tigre—Unlocking Values in Tailings to Jumpstart a Mine
![](http://www.icmj.com/userfiles/images/201205/TOC el tigre.jpg)
Extraction of Precious Metals Using Froth Flotation
![](http://icmj.com/userfiles/images/201212/TOC-froth-flotation.jpg)
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