Prospecting & Detecting
Nice Specimen Gold Recovered in Northern California
September 2017 by Scott Harn
Each specimen is carefully examined to determine if it would be beneficial or not to use an acid treatment to reveal more of the gold.
Working underwater certainly has its challenges, but since I wanted to learn how to blast underwater, I just needed to dive in headfirst and take charge of the operation.
The Mystery of the Grand Summit Mine
I didn’t follow-up on this opportunity at that time, as I already had as much on my plate as I could handle, but the potential for this property has never left my mind.
All About Native Silver
Some of the wire forms are strange and fantastic, with wires sticking out in twisted, seemingly random directions. Others have deformed crystals and all of them have significant value to collectors.
It's Another 'Ben Day'
I looked over and saw Ben on his knees, digging at the edge of the Manzanitas, almost underneath them. I thought back to the previous weekend when we were planning this trip—that day had been a “Ben day.”
Papa's Got A Brand New Dredge!
It was time to prime the pump and start the engine! Dan’s priming method is to use a small, submersible, 12-volt pump. My priming method is to use a hand-operated diaphragm pump.
Clearing the Nugget Trap with a Detector
On the day prior to Mother’s Day I was able to get out and spend a few hours prospecting. I wanted to try some new settings on my detector, and I had a place in mind to do that.
Selenium, Mercury and Suction Dredging—Studies Contradict CA State Water Resources Board
Federal and state regulatory agencies often cite mercury and methyl mercury in our waterways as a major factor for further restrictions on placer mining, and on suction gold dredge mining, in particular. However, these regulatory agencies are minimizing selenium and its neutralizing effects.
The Bawl Mill • Our Readers Say • Ask The Experts - Where can I get geological maps? • Ask The Experts - What happens to gold during flash flooding in dry areas? • Ask The Experts - How do gold and silver stocks react in market crashes? • Ask The Experts - I need help with more in-depth mining research • Ask The Experts - Is this gold? • Legislative and Regulatory Update • Entry-Level Metal Detectors for Gold Prospecting • MMAC Update • How to Recognize Hard Rock Gold Ores • The Coeur Rochester Mine • Detecting and Recovering Those Tiny Pieces • EPA Chief to Reconsider Paying Claims Over Mine Waste Spill • Environmental Analysis Starts for Proposed Idaho Gold Mine • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices