Prospecting & Detecting
The Winning Hand
January 2017 by Tom Leftwich
The operation and techniques employed are highly successful in producing free gold with minimal work involved while maintaining an environment protection process through the use of recycled water and a settling pond.
Searchers' Dreams
The story began in a southern Arizona mountain range...
Pumping Water With Solar Power
Solar energy can be used for any size placer or hard rock mining operation. It is most practical for small and longer-term operations provided your mine is not located in a dense forest.
The Hunt for Remote Canyon Gold
A large, 8-pennyweight piece popped out of a very small crevice where the water had been extremely swift in the winter, leaving no visible gravel.
Drywashing in Black Canyon, Arizona
May 2016After the hike and a quick snack break we gathered a few buckets of material to really dial in the drywasher for the most efficient recovery. This involves leveling the unit, setting the riffle box drop angle and regulating the speed in which the material is processed.
Pickers and Nuggets
Mike and I each selected a side of the creek and started to work our way upstream. We both worked the water and sides of the creek, and better than half the gold found in this area is in the water.
Sierra County Gold—Part I
...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.
Silverton's Gold
Within this area, about two million ounces of gold and fifty million ounces of silver have been mined. Faults, dikes, veins and fissures that carry the ore form a concentric radial pattern—like spokes on a wagon wheel—around the caldera core.
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The Bawl Mill
• Ask The Experts: Could you expand on your previous blasting article?
• Ask The Experts: Equipment to break up heavy clay
• Ask The Experts: “Energy” coming from black sand?
• Ask The Experts: Assay problem or recovery problem?
• Legislative and Regulatory Update
• Detecting Strategies for Heavily Forested Areas—Part II
• Early Winter Detecting in the Sierras
• Gangue Minerals - What Do They Tell Us?
• Mining Districts in Montana Get Organized
• Feds Deny Lease Renewals for Minnesota Mine
• Obama Administration Moves to Block Mining Near Yellowstone
• The Perfect Response
• MMAC Update
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
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That First Nugget
