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Hardrock in Downieville
November 2000 by Mark Mallicoat
A recent weekend trip found us leaving the Grass Valley, California area to meet up with some friends in Downieville.The Value of Evidence
That prospecting effort you are about to spend your time on...is it worth your effort? If you are going to devote your time to it, you will need all the facts you can get.
Legislative and Regulatory Update
• Latest assault on dredging in California
• Travel Management Plans
Prospecting for Silver With a Geiger Counter
Light-colored volcanic tuff or tuffaceous sandstone often contains small amounts of uranium, enough to be detected with a sensitive radiation detector. Sometimes, the mass effect of the radiation is substantial.
Tucson Mountain Chaos
The Tucson Mountains are immediately west of Tucson, in southern Arizona, and include residential areas of the city. The highest peak, Wasson (Amole) Peak, reaches 4,687 feet. It is part of the great Basin-Range physiographic province, characterized by fault-block mountain ranges separated by broad desert valleys.
What Do You Need For A Successful Micro-Scale Mine?
For simplicity, I will assume that you wish to make enough profit so that you can comfortably pay your bills using just the profits from the mine.
Ask The Experts - Need advice on melting gold
Elizabethtown: Uncovering a Buried California Mining Community
Although there are many mining ghost towns in California, it is rare to find the ruins of one that was abandoned 140 years ago and then subsequently buried by hydraulic mining debris.
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The Bawl Mill
• Our Readers Say
• Enrichment of Gold Veins
• The Assay of High Iron Gold Ores
• The Patch
• History of Mining—Bradshaw Mountains, AZ (Part I)
• Picks & Pans—The Green Rock, Rattlesnakes, Good Gold and Ruth's Mine
• The Oretron
• Silver Hill, North Carolina
• Residual, Lateritic and Gossan "Soils" as Potential Nuggetshooting Sites
• Looking Back
• Company Notes
• Gold in Northern Baja California
• California State Gold Panning Championship Results
• Melman on Gold & Silver
• V.P. Contender Addresses Mining Show
