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California's Original Sixteen to One Mine
May 2005 by Reggie Gould
The Sixteen to One mine is located in the little town of Alleghany, 40 miles from Nevada City, in Northern California. It has less than sixty residents. The town sits at an altitude of 4,500 feet. In 1885, the town was named by a group of miners...
Why Did This Silver Mine Close? -Conclusion
Strategic metals that are found mostly in lead-zinc-silver ores are antimony, arsenic, bismuth, gallium, germanium and tellurium.
Prospecting for Nickel Deposits
The periodic exploration efforts for nickel during periods of high prices have been sporadic and incomplete. There is a role for the prospector and geologist in searching laterites potentially rich in nickel and mafic igneous bodies that may be rich in nickel.
Glaciers and Placer Gold Deposits
Here we examine where and why placers are found in glaciated landscapes from the Ice Ages.
Looking Back
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Sampling for Success—Part I
All these decisions and more depend on the richness of a claim—something that is determined by sampling. But sampling isn’t cheap, and even collecting the samples can be more difficult than it appears on the surface.
The Chinese Experience
The Weaverville War at the California Mines
Fault Zones and Prospects
As we walked back we were just reaching the point of where the faulting should be and there, covered with deep grass, was very faint evidence of an old road going up the mountainside! What was that old road doing there?
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