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Prospecting & Detecting

Dredging Tips and Tricks: A Measure of Water Pump Efficiency

…as an academic argument, when mated to the appropriate engine, is the pump really moving water at the rate of 400 GPM?

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Proper Assaying of Placer Samples


The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.

Gold Detecting Strategies for Hydraulic Mines and Debris Flows


The old timers typically washed these areas down to bedrock, and some areas appear terraced. I would imagine this is because these hydraulic mines were generally where the miners found old Tertiary river channels on the sides of mountains that were gold-bearing.

Blackberries and Gold


There were iron stains all over and even a few places where I could see iron trash sticking out of the bedrock. These would be ideal spots to start with as the gold travels with the iron and lead.

That First Nugget


After getting all the gear together we headed up the old road that led us to an old ground sluice site. George and Kaleb were using lightweight VLF (very low frequency) detectors. I carried a newer technology unit that is just a tad coil-heavy in the front.

Ask the Experts


NOI or POO for small backhoe

Police Urge Author to End Treasure Hunt


The plea from State Police Chief Pete Kassetas follows what authorities believe is the latest death related to the effort to uncover Forrest Fenn’s treasure.

From Vietnam to Wedding Bands


It’s a common symptom of gold fever for miners to be very hesitant to let go of gold they’ve found or even have it made into jewelry. I confess, I suffer from the same incurable disease!

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