Prospecting & Detecting
Following Clues to a Hidden Gold Deposit
March 2012 by Don Robinson
Many years ago I was in the American Canyon. I remembered a few details about a placer deposit there, so we decided to make a trip down and re-check some of these old workings.
The Fine Art of Panning Heavy Sands
The fine art of panning heavy sands requires a measure of patience. If you enjoy panning gold, you ought to enjoy this too, once you get the hang of it.
Good Assays and Bad
The high prices for gold and silver are exciting and certainly have revolutionized the prospecting and mining scene. New interest in gold and silver mining is springing up from every corner, from individual prospectors armed with gold pans to exploration and mining companies working to set up multimillion dollar commercial operations producing hundreds of thousands of ounces per year. The idea of getting riches from rocks is one that motivates a lot of folks all over the globe. It’s an exciting time, but this excitement brings out another side...
River Dredging vs. Creek Dredging—Part I
As I started walking down to the river one chilly morning, the mist was hanging over the calm portions of the water like a white cotton blanket. This scene got me to thinking about why the river was like that—the deep pools, boulder fields, gravel bars, the effects of how much water was moving at any given time along the watercourse—and most of all the relationship all these things have on where I will be able to find gold.
Ask the Experts
NOI or POO for small backhoe
Think You Got It All? Guess Again!
May 2016Is your gold recovery actually 95%, 90%, or even a really poor 50%? If you are not testing to know what it really is, you just don’t know. Some do regular testing, but most do not.
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.
Detecting Alluvial Bench Deposits
The same questions you ask yourself about gold trapping features in the present stream can be applied to the benches above the stream. Just imagine the stream at a much earlier time, before it cut its way down to the present level…
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The Bawl Mill
• Ask the Experts: Set up a small portable operation or send the ore to a custom mill?
• Ask the Experts: Who manufactures the diagonal vibrating table?
• Ask the Experts: Do "corners" need to be in place on the ground for a claim to be valid?
• Ask the Experts: Tantalite in an African nation -- is it worth pursuing?
• Legislative and Regulatory Update
• How to Melt Your Own Gold
• Judge Tosses Lawsuit Against Tucson-Area Mine
• Salted Mining Properties—How to Properly Evaluate a Claim
• Fine Gold Panning Without Using Mercury
• Australia Produces World's Largest Gold Coin
• Fells Flat Gold
• Colorado Considers Gold & Silver Currency
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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Revised Dredge Regulations Published for California—Pure Garbage
• Xmet Aims for One Million Ounces
