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Picks & Pans: Virginia Prospecting
April 2003 by Mary E. Imwold
On a recent day in late November, the Virginia deer hunting season was in full swing. For most of the morning, while I was busy shoveling stream gravel into a sluice, the surrounding woods echoed with the sound of gunfire and...
Additional articles that might interest you...
The Fire Assay of Fly Eyes
July 2002
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.
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.
Gemstones in Wyoming—Part II
January 2006
The known iolite deposits are accessed at Palmer Canyon and Grizzly Creek in the central Laramie Mountains 15 to 18 miles west of Wheatland and 60 to 70 miles northwest of Cheyenne.
The known iolite deposits are accessed at Palmer Canyon and Grizzly Creek in the central Laramie Mountains 15 to 18 miles west of Wheatland and 60 to 70 miles northwest of Cheyenne.
The Joys of Desert Prospecting
December 2021
…since many miners have wandered these hills over the years, you have to sometimes be a little more creative and unconventional in your methods to hopefully find new deposits.
A Guide to Overlooked Gold Deposits—Part IV
December 2003
Trends are geologic situations in which the geological structure of an area is conducive to the deposition of minerals. These structures are generally fault systems that can be small and localized or can run for miles.
Trends are geologic situations in which the geological structure of an area is conducive to the deposition of minerals. These structures are generally fault systems that can be small and localized or can run for miles.
Mining Districts in Montana Get Organized
January 2017
Those miners present immediately recognized the benefits of becoming members of MMAC and joined up on the spot. I spent some time answering a few questions, and then the miners took over.
Those miners present immediately recognized the benefits of becoming members of MMAC and joined up on the spot. I spent some time answering a few questions, and then the miners took over.
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The Bawl Mill
• Impact of Habitat Designations Grossly Underestimated
• Manslaughter Charges Dropped Against Sixteen to One Mine
• A Unique Prospecting Method
• Over the Divide
• Cripple Creek, Colorado
• PLP Gets the Key!
• Mariposa, California
• The Ocampo District, Chihuahua
• The Collaboration
• Mud Creek Placer Mine
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
• Melman on Gold & Silver
