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Prospecting & Detecting

Weathering, Erosion and Placers

The big interest to prospectors thinking about the effect of erosion is not what might happen long into the future, but what they might find in the rivers later this summer when the water levels go down.

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Uncovering the Find of a Lifetime


• The 75-ounce Butte County nugget is the largest found in California since the 156-ounce Mojave nugget in the 1970s...

A Model Mining Operation


After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.

Paperwork Guy—A Cautionary Tale


I recently grew complacent, and it caused me to make a mistake that resulted in the loss of a mining claim. It brought my mining plans for the summer to a complete halt.

Out of the Ashes—New Access to Gold


As I arrived at my detecting location, I got all my gear and headed up the trail. I had to stop and take in the devastation all around me.

Dry Washer, Wet System or Metal Detector?


I love to dry wash old nugget patches found by detector operators, and I have found my fair share of gold dry washing those areas. I have also found a few nuggets using a detector on the bedrock exposed by dry washing the patches.

Sulfides and Intergrain Gold Wire Nuggets


...these nuggets have not traveled far from the lode because the golden wire lattices would have been torn apart or flattened during weathering of rock and deposition by violent stream action.

The Significance of Nuggets in Placers


Chances are better that both types of gold did not come from the same source. Let's look at the probable conditions to cause two types of gold in a placer.

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