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History & Geology

"Gold Rush: Alaska" in the Porcupine Mining District

Honestly, I don’t believe it is likely there would be a glory hole where they described one at the bottom of the waterfall because plunging water with enough energy to scour out a large hole in bedrock would have the scouring ability to grind up and...

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All the Gold Ever Mined...


If you have been prospecting for any length of time, then you have probably heard something like, “All the gold ever mined would equal a cube 60 feet on each side.”

The Long Road to Gold Point, Nevada


Apart from the hard rock mines, there are abundant gold-bearing placers, especially in the areas in and around Oriental Wash.

Silver Peak, Nevada: A Little of Everything


Silver Peak is a small mining community in Esmeralda County in west-central Nevada, about 30 miles west of Goldfield. Although it’s fairly remote, it’s been an important mining center since the early days.

California's Mother Lode Quartz Veins


The actions of the hot, ore-bearing solutions are not limited only to the deposition of material within the walls of the fissures.

Strategic Metals—Part II


There are literally thousands of abandoned wasterock and ore dumps that dot the United States that could hold many tones of strategic metals.

The Ups and Downs of Geologic Faults


Faults are fractures, breaks and broken zones in the Earth’s crust where one side of the break has moved relative to the other, and they come in many different varieties.

The Birimian Greenstone Belts of West Africa


A few years ago I had a tremendous opportunity to visit Australia and hunt for gold there. The geology of the gold deposits there was somewhat different from what I was used to here in the US. I learned a lot about greenstone belt gold deposits while prospecting them in person, and it was an amazing trip.

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