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Smaller operations

Dredging The Outside Bend


This stringer was where it was not supposed to be, and it contained nuggets that were not supposed to be there.

Wyoming's Billion Dollar Nugget—The Trilogy Ends


With eight loads processed, a pumpkin-size rock fell into the hopper, stopping the whole operation until I could lift it out.

Good Research and Bad Luck


With every look at the box I was pulling out a few pickers and a nugget or two. The smile I had the previous night just got bigger and bigger throughout the day.
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Wyoming's Billion Dollar Nugget—The Trilogy Ends


The next hurdle to jump was whether the trommel motor would start again after sitting on the desert for six years without being started. The last time it had taken a three foot pipe wrench to bust it loose.

Why Haven't They Mined This Claim?


Improvements in mining equipment and techniques, along with a higher gold price, make many mining properties profitable today that may not have been in the past.

Small-Scale Concentrating and Recovery Methods


The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.
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The Basics of Crushing and Milling Operations


In processing gold, silver and other valuable ores, the minerals containing the values, such as metallic gold, silver-bearing sulfides or other minerals, must be freed from the surrounding host rock before those valuable minerals can be captured.

Cyanide-Free Gold Separation


Some ores—mostly those with a high free gold content—are very amenable to gravity concentration. Well oxidized ores containing coarse gold are usually best for non-cyanide processes. Ores with significant sulfide content may require the...

The Oregon Claim


When I started dredging a short distance downstream from that feature I realized that I was into a major paystreak and much of the gold was coming right out of the upper gravel. I could see the chunky pieces falling out of the gravel as they were pulled into...
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The Jenkins Mine Project, Conclusion—Recovery Operations & Summary


This project taught me that you don’t need to be Albert Einstein to apply a little science to your prospecting. I learned that most of the science related to suction dredging is actually common sense. All we need to do is take the time to apply it.

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