Prospecting & Detecting
The Sunbaker
July 2019 by Ray Mills
My hunch was that the gold is coming down the apron, falling off to both sides and into both gulches. I say that because the gold we found previously has the same characteristics and color across the entire area.
Ask the Experts
What are the tell signs of garnet deposits?
Finding Streams of Gold
Without knowing or even thinking about it, I had put together a map that showed me a pattern of the ancient Sacramento River channel. I also had a distinct picture of where the ancient channels of several other creeks and rivers were running.
Sampling for Success—Part II
The first and most important thing of the sampling process is to try to be as unbiased as possible. There is a natural tendency to select rock that looks the best—even unconsciously.
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.
Nice Specimen Gold Recovered in Northern California
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.
Benefits of a Detecting Partner
“Metal detecting is not a social function.” So said a good friend of mine. And it’s true. But that’s not to say the benefits of having a prospecting partner don’t outweigh those of being alone.
Maitland Bar Nugget to Go On Display
The box sat in a hallway and employees began using it for impromptu cricket games, no knowing what it contained.
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