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Mojave Desert Placer Mining
March 2002 by Frank Lorey III
Several locations in the Mojave Desert region of California have yielded placer gold, apparently scattered from nearby lode deposits that have long-since eroded from existence. Some of the areas are still popular with weekend prospectors, and some have been worked on a much larger scale in recent years.BLM Runs Check on Assay Services
The Bureau of Land Management (BLM) recently conducted a multi-year study of sixty-five assay laboratories to determine the accuracy of their testing procedures. The laboratories, all located in North America, were provided with ore samples of known concentrations without benefit of identifying the source as BLM. Payment was rendered for the service provided.
Highbanking on the Similkameen River
In digging the gravel, I found there were three flood layers present that were not there last winter, with about a foot of sand on top of the gravel. This was followed by eight inches or so of small rock and lots of broken granite material...
A Test Grid Dredged for Gold Values
The evaluation must also consider the gold fineness or purity. The purity of the Sugardaddy nuggets is estimated at 850 fineness, meaning 85% is gold (Au), 12% is silver (Ag) with 3% being other gangue alloyed metal.
California State & National Gold Panning Championships
By the end of the day Sunday there were a lot of tired panners! By then they could have panned more than 14 times to make it to the end. This was not a picnic!
Ask The Experts: What should I do with a large amount of old placer concentrates?
Q: I’m working with some folks who have a large amount of old placer concentrates stored on their recently purchased property.
Ask The Experts
• Any suggestions about gold panning in Oregon?
Legislative and Regulatory Update
• "Scared" Indian sites and Glamis gold
• Regulatory Flexibility Act
• Miner Acquitted
• Environmentalists at it again in Oregon
• Miner owners want high court to overturn ruling
• More of the same from the EPA
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The Bawl Mill
• Our Readers Say
• Greens Force Strategic Mine Out of Business
• Silver Strike in Happy Camp, California
• Gold in New Hampshire
• Fabled 1933 Gold Coin Up For Sale
• The Douglas Creek Placer District, Medicine Bow Mountains, Southeastern Wyoming
• Picks & Pans: The California State Nugget
• Aerial Photos
• Mining Camp Adventures—The Collinsville-Twin Creek Goldfields
• Monetary Freedom and Accountability Act
• Company Notes
• North Korea Seeks Outside Help to Modernize Mining
• Aussie Gold—A Look at Tasmania
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
