Picks & Pans: Lost Below
December 2001 by Reggie GouldThe year was 1956. The place was a silver mine in Silverado Canyon, California. To familiarize you with the area, Silverado Canyon is located in Southern California near El Toro Marine Base, which is located near Majeska Peak.
H. Mason Coggin
Is this a valid claim?
On our fourth trip, we finally reached the top edge of the old hydraulic pit, and it was monstrous.
In underground placer work, the contact point of the bedrock tunnel and the gravel is a very weak point and always has to be timbered. The bedrock here is thin, fractured, and the gravels loose from many years of oxidizing.
The design of metal detectors well-suited for prospecting is an interesting process and not necessarily an easy one to achieve. It is a combination that blends the desires of what prospectors would like, the requirements of sales people and dealers, with the science and physics of what the electronics can achieve.
The Bawl Mill • Our Readers Say • 43 CFR 3809 Update • Breccia Pipes • Newmont Tries to Become World's Largest • The Final Gold Strike of the Alaska Gold Rush—Livengood Stampede, 1914 • GATA Update • Aussie Gold—A Look at Queensland • Montana's Virginia City Has Golden Legacy • Placer Gemstones • Gold in Iceland? • Mining Stock Quotes and Mineral & Metal Prices • Melman on Gold & Silver