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Prospecting & Detecting

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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Gold in Quartz


Because quartz and gold may be deposited together across a considerable range of temperatures, not all quartz veins are the same, and there are several different types of gold-quartz deposits.

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Breaking cemented gravels

Our Old Friend, Mr. Crashbox


…what adjustment can I make to my dredge that will enhance its gold-catching ability?

Extracting & Smelting Your Gold


Unfortunately, not all the gold that we prospectors find is pretty, or appealing to the eyes. They are not all nice, bright, shiny nuggets with lots of character that carry high collector value.

Endurance Is Golden


Feeling through the mud, I felt the weight and shape of what could only be gold. Throwing my hand in the water revealed a sixteen-gram nugget oozing with character.

4 Keys to Successful Nugget Hunting


Lots of prospectors are trying out nugget detecting for the first time and finding out that it isn’t all that easy. In fact, in my opinion, metal detecting for nuggets is perhaps the most difficult form of prospecting that one can take on.

Montana Gold and Sapphires Revisited


I had a chance to visit the operation in person and talk with Neal. I was very impressed and I think our readers could learn a lot about building up a commercial placer operation from scratch…

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The Bawl Mill   • Ask the Experts   • One Potato, Two Potato...   • Proper Placer Sample Processing   • Strategic Metals—Part I   • Dry Washing to Capture Fine Gold   • Are There Any Good Prospects Left?   • Ophir—Possibly the Best Kept Secret in Alaska!   • Southern Oregon's Illinois River—A Lesson in Sharing   • Using Sucker Guns to Find Gold   • Making Adjustments to Catch Fine Gold   • A Few Thoughts About Successful Nugget Hunting   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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