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Small Mining Operations

A New Method for Handling Stubborn Gravity Middlings

The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.

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Comments on Gold Rush and Bering Sea Gold Series


The 316 Mining Company has not been all that successful, but does not ever seem to learn from their past mistakes.

Heavy Glacial Rocks and Gold in the Midwest


Over the years, I've noticed a pattern in the type of rocks associated with the best gold deposits in Midwestern glacial gravel.

Ask The Experts


Options for affordable crushers for small mining operations

Gold Placers of the Kenai Peninsula, Alaska


The biggest obstacle is that like many streams on the Kenai Peninsula, high water during the summer months from snow melt and rain can make dredging nearly impossible. The best dredging is in the colder months of the year.

The Seven Troughs Mining District


The favorable geology of the northeastern and central parts of the Seven Troughs Range are the parts most interesting to prospectors. They are underlain by a thick sequence of Tertiary volcanic rocks, mostly rhyolites and andesites.

Underground in the Original 16-1 Mine


These days they employ the use of metal detectors and carefully scan the shattered rocks, hoping to hear that sound we detectorists love to hear.

Customizing Your Dredge


I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.

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