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Using A Trommel For Placer Processing
April 2010 by Chris Ralph
The behavior of a trommel is dependent on how it is designed and set up. Important design characteristics include feed rates, screen perforation sizes, cylinder size, rotation speed and incline.
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Judge Tosses Lawsuit Against Tucson-Area Mine
March 2012
A federal judge has tossed a lawsuit filed by opponents of a Tucson-area mine that had accused the US Forest Service of violating two federal laws in its handling of the mine issue.
A federal judge has tossed a lawsuit filed by opponents of a Tucson-area mine that had accused the US Forest Service of violating two federal laws in its handling of the mine issue.
The Bawl Mill
August 2006
• Beyond the call of duty
• May the best spouse win
• Dishonorable discharge
• Beyond the call of duty
• May the best spouse win
• Dishonorable discharge
Proper Placer Sample Processing
November 2013
...your sampling procedures should not be designed to catch gold your mining technique will never recover.
...your sampling procedures should not be designed to catch gold your mining technique will never recover.
Over the Divide—Robert Michael “Mike” Corbley
April 2014
Mike was...featured on our November 2013 cover after he achieved his dream of recovering several huge nuggets...
Mike was...featured on our November 2013 cover after he achieved his dream of recovering several huge nuggets...
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.
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.
21st Century American Gold Rush: Rare Earth Elements
January 2020
The burning question I needed answered was why didn’t the deposit ever get mined of at least one of the valuable minerals? A couple of reasons have come to light.
United States National Gold Panning Championships
August 2000
Competition Results
Competition Results
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The Bawl Mill
• Legislative and Regulatory Update
• Prospecting for Hardrock Gold - Part II
• Gold in Alaska - Part II
• Gold Prospecting in Maine - Part I
• Gold Prospecting Is For Ladies, Too
• Sage-Grouse Won't Get ESA Listing For Now
• How to Find Gold in Hot Ground With A VLF Detector
• Oregon County Tries to Interfere With Lawful Mining Operation
• Melman on Gold & Silver
• Mining Stock Quotes & Mineral and Metal Prices
