Small Mining Operations
Advancements in Non-Toxic Gold and Silver Leaching
January 2019 by Chris Ralph
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.
Preserving the True History of the Ivanhoe
My partner had the contacts and it wasn’t long before we had an agreement in place and the company had a geologist on site. I recall a time when he was getting the lay of the land, so to speak, and he broke off a rock sample and inspected it with his magnifier.
Digging It Dry
![](http://www.icmj.com/userfiles/images/201610/toc-27-digging-it-dry.jpg)
Resurrecting an Old Hard Rock Mine—Setting Up the Millsite
One of the first things we did while looking at buying the equipment was figuring out how it would dovetail into the milling process we already had in mind.
Hidden Value in Old Tailings
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
Gold Rush in the Congo
![](http://www.icmj.com/userfiles/images/201305/TOC-gold-in-congo.jpg)
The Subsurface Suction Dredge
![](http://www.icmj.com/userfiles/images/201311/TOC-subsurface.jpg)
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