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Buying a Used Gold Dredge
August 2005 by Reed Lukens
In March of 2001, I saw a 3” dredge for sale on the Internet that was way over priced. It was advertised as a “complete Keene 3 inch gold dredge ready to go.” But what I saw was only an old 3” Keene header-style sluice box with home made...
The Fire Assay of Fly Eyes
Colorado-Utah-Wyoming oil shale was first reliably discovered to contain gold and silver by the U.S. Bureau of Mines in the 1920s. Although most of this vast shale resource, up to 1,000 feet in thickness, contained nil or barely detectable values, many brown shale samples fire assayed here over the past thirty years have yielded up to 0.02 ounces per ton (opt) Au and 2.0 opt Ag.
Historic Mining at Mount Diablo, CA
Located in Contra Costa County in the East Bay region of the San Francisco Bay Area, Mount Diablo was the site of the largest coal mining operation in the state in the last half of the nineteenth century. The northern foothills of the mountain produced nearly four million tons of coal.
Growing Pains of the Learning Curve
Interestingly enough, when I first started to think about writing this article I was listening in on a conversation my wife was having with our nine-year-old twin boys. Just to add some clarification to the subject, I spend a large proportion of my time out in the...
Uphill Battle Continues for California Dredgers
There are currently three controlling agencies or entities over suction dredging in California—and you can make that four if the state legislature decides to further muddy the waters with additional legislation to block suction gold dredging in the state.
Drywashing and Detecting for Eluvial Placer Gold Research is the Key to Success—Part I
How many of you remember hearing or reading the phrase, “only a small percentage of the earth’s recoverable gold has been found?” This more aptly applies to large mining corporations having the means to develop and run large...
The Preacher of Sheeps**t Flats
It seemed that the preacher always gave the same answer to anyone who asked where his gold had come from. His answer was, “If you know your gold, you can find it. However, you will have to find it the hard way, the way I found it.”
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