Prospecting & Detecting
Detecting Old Ground Sluice Locations
December 2012 by Ray Mills
Ground sluicing, surfacing and scratching are a few names given to the recovery of gold in shallow areas. Where I live, the hills are dotted with small surface diggings.
The Essentials of Dry Washing
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Following Clues to a Hidden Gold Deposit
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.
Return to Chicken, Alaska
I figured it would be quite conservative of me to shoot for about four ounces of gold instead of the twelve ounces I had found in 2013.
Determining the Amount of Gold in Rich Ores
This is just the type of specimen that could have been easily ignored by the old-time miners. It felt a little heavier in my hand than a chunk of quartz of that size ought to have been.
Bedrock Gold: When It’s There and When It Isn’t
Has your experience ever led you to wonder why some gold is deposited on bedrock and in crevices, while other gold is not? We’re going take a deeper look at this and see what we can figure it out.
Extracting & Smelting Your Gold
Unfortunately, not all the gold that we prospectors find is pretty, or appealing to the eyes. They are not all nice, bright, shiny nuggets with lots of character that carry high collector value.
Ask the Experts
• Using drywashers to work desert gravels
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The Bawl Mill
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• Legislative and Regulatory Update
• Prospecting for Gold at Green Valley
• Extraction of Precious Metals Using Froth Flotation
• Mineral Deposit Trends: Real and Imaginary
• Four Arrested for California Mining Museum Heist
• Scams, Scammers and Schemes
• Lawsuit Update From the New 49'ers
• Constitutional Sheriffs Standing Up for Our Rights
• What's Left Behind
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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• Detecting at the Sixteen to One Mine
