Prospecting & Detecting
Early Winter Detecting in the Sierras
January 2017 by Jack Geck

California Sniping
I opted for the underwater portion of the river. All I have to do is float down the river and pick large flakes and small nuggets out of cracks and crevices while staying cool in the summer heat.
The Subsurface Suction Dredge

Detecting Nuggets—Overcoming New Challenges

Mom Finds 3.72-Carat Yellow Diamond
“Much of the ground where Ms. Hollingshead found her diamond is made of unweathered volcanic rock. When it rains, flowing runoff often leaves loose gravel, and sometimes diamonds, on the surface in these areas.”
Determining the Amount of Gold in Rich Ores

A Few Tips and Tricks for Beach Mining

Arizona Prospector Rescued from Mine Shaft
“I heard him hollering down in the hole as soon as I got there,” he said. “I was just glad to see him alive.”
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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
• The Winning Hand
• 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