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Prospecting & Detecting

Prospecting for Diamonds

Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.

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California Dredgers: A Step Closer to Getting Back in the Water


...Judge Ochoa ordered the parties to participate in mandatory settlement hearings starting June 24, 2014.

Hunches, Choices and Guesses


When you approach a location, even if you've been there before, you should consider all the factors and conditions present at the site. This includes both natural and man-made factors.

Placer Gold Deposits of Utah


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Detecting Alluvial Bench Deposits


The same questions you ask yourself about gold trapping features in the present stream can be applied to the benches above the stream. Just imagine the stream at a much earlier time, before it cut its way down to the present level…

All About Quartz—Part II


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Micro blasting can be used to take down hanging rock, separate minerals from overburden, and collect gemstones and other high-value product with minimal damage.

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The Bawl Mill   • From the Editor   • Ask the Experts   • Iron Minerals, Your Detector and Gold   • The Robinson Mine—Big Things Happen Here   • Forty-Six Nuggets   • Customizing Your Dredge   • Small Miner Beats Forest Service in Court   • Using Vegetation and Soil Conditions as Prospecting Aids   • Green Valley Reconnaissance   • Gold Pour Signals Revival in the Mother Lode   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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