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Small Mining Operations

The Fire Assay of Carbon

Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.

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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...

Persistence Leads to Over a Pound of Gold


I have figured out over the years that the winning combination is hard work, persistence, knowledge, and a little luck. This leads me to describe one of my best finds ever, a “honey hole” of placer gold, if you will.

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Time to Stake Your Own Mining Claim


So let’s dive in and see what I can do to convince you that this is the year you should be out staking your own claims.

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Tips and Tricks: How to Make Your Own Gold Bars Without Burning the Place Down


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The Subsurface Suction Dredge


The problems of the submersible dredge tube are addressed by the subsurface dredge, where the enclosed sluice recovery tube is suspended from a flotation assembly...

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