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Prospecting & Detecting

Selectable Frequency vs Multi Frequency Detectors

I like to think in terms of “conductive mass” because it is a combination of both the conductivity of the metal and the size of the target that determine how a detector sees conductivity.

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The Coolgardie Gold Mining Camp of Southern California


The area was mined intermittently from around 1900 to 1915, but was also mined in the late 1800s, with a total output valued at about $100,000, which is around $9.5 million at the current gold price.

A Few Pointers About Cracks and Crevices


Because these crevices catch and hold gold so well, it's worthwhile to learn how they form, which ones are good for catching gold and which ones are not.

Gemstones to Die For


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Digging It Dry


I believe dry washing is an underappreciated prospecting method. There are plenty of places where there is some pretty decent gold to be had, but the spot is a long way from any water and dry processing may well be the best way to go.

Are There Any Good Prospects Left?


This type of thinking will get you discouraged pretty fast, and soon all of your mining equipment will be found gathering dust in your garage.

Backwards Find


I furiously started pulling material out of the side wall and putting it in my scoop. It didn't take long to discover that the source of the scream was from a one-ounce chunk...

Tips for Effective Drywashing


Back in October I read with great interest Chris Ralph’s article on the use of a metal detector while drywashing, and I wholeheartedly agree—I wouldn’t even consider going drywashing without using a metal detector in conjunction...

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The Bawl Mill   • Ask The Experts: Can you review the differences in dry washers?   • Ask The Experts: Will this detector work for me?   • Ask The Experts: Nickel assays   • Ask The Experts: Potential for developing magnesite deposit   • Our Readers Say   • All About Chalcopyrite   • Detecting Alluvial Bench Deposits -- Pt II   • The Goldfield Mining District -- Then and Now   • Nevada's Lithium Boom   • Old Patch, New Detector   • Over The Divide: James H Harrand & Daniel Yesberger   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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