Evaluating Gold Recovery with Mass Balance Calculations

March 2021 by Keith Bowen

Whether you are placer or hard rock gold mining, maximizing the efficiency of your recovery process is very important to success, and accurate testing is necessary to do so.

Drywashing Arizona Gold

January 2016
His findings were not exaggerated—after running 82 buckets of gravels in two days we had a remarkable 27.8 grams of gold!

Ask the Experts

August 2014
Centrifugal bowls versus jigs

Moore Creek, Alaska—Then and Now

June 2015
The gold was very chunky and much of it had quartz attached. Even back then I knew that the gold was very close to its source.

Addressing EPA Overreach: What Dredgers Need to Know

March 2016

The Environmental Protection Agency (EPA) has been attempting to extend their authority and intimidate miners and other public land users for decades. Suction gold dredgers are no exception, and we want to highlight a recent example of how to deal with this federal overreach.

Secrets of Gold Research and Why You Need It

October 2021

Prospecting may not be as much fun as it once was. If that sounds like you and you want to figure out what to do to get back on the gold and be successful, I’ve got the answer: Research.

Wealth Beyond Your Wildest Imagination

September 2012
“Wealth beyond your wildest imagination.” Those were the words that were used to inform me of how much gold was in a paleo channel that exists beneath the present channel of the Similkameen River in the State of Washington; words that have echoed in my mind for the past sixteen years.

Exploring Placers with Auger Drills

June 2014
Augers can be used effectively for placer exploration with certain limitations.

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