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Prospecting for Hardrock Gold - "Eureka!" (Part III)
May 2010 by Don Robinson
![](/UserFiles/file/201005/toc-hardrock.jpg)
Additional articles that might interest you...
There's a First Time for Everyone
September 2014
...day one was like watching the Gold Rush television show. He furiously worked the nozzle in an up and down fashion that resembled Jack Hoffman sitting on a backhoe.
![](http://www.icmj.com/userfiles/images/201409/TOC-first-time.jpg)
Prospecting on Pickering Bar
March 2007
On Saturday, January 27, 2007, six of us began a trip to Pickering Bar on the North Fork of the American River. It was 7:30 am and we had our engines running to begin the first leg of our two and a half hour trip to get there.
![](/UserFiles/file/200703/Table-Contents-Lg-Pic.jpg)
Dredge Mining—Current Situation in Idaho
June 2011
Tomten concedes the scenario of federal environmental agents swooping in on river dredges near historic mining towns like Idaho City, Rocky Bar or Placerville remains unlikely.
Tomten concedes the scenario of federal environmental agents swooping in on river dredges near historic mining towns like Idaho City, Rocky Bar or Placerville remains unlikely.
East Coast Dredger Heads West—Part III
March 2009
There was an outcropping of exposed bedrock on the bank, and it again resurfaced in the river about 25’ away. I decided to start a hole near that exposed bedrock, and pointed the nozzle down into the sand and cobbles.
![Gold recovered from suction gold dredging on the North Fork of the Salmon River.](/UserFiles/file/200903/toc/salmon-river-gold.jpg)
Prospecting Homonyms
April 2012
Three homonyms come to mind when I think of gemstones, gold and vegetables: carrot, carat and karat. Let’s look at carrot first.
![](http://www.icmj.com/userfiles/images/201204/TOC-prospecting-homonyms.jpg)
Our Readers Say
December 2015
GMV Minerals and Guyana Gold
August 2011
Guyanese gold deposits occur in deformed and metamorphosed greenstones made up of alternating mafic to felsic volcanic and sedimentary rocks intruded by granitoid basoliths and stocks.
![](http://icmj.com/userfiles/images/201108/toc-GMV-Minerals.jpg)
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