Prospecting & Detecting
Tyrie's Roadway Nugget
November 2011 by Tyrie Bivings
I will have to admit, I actually was brought to tears just thinking about what I had just done. I knew the gold was there, but I never thought I would be so fortunate to find such a prize nugget.
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.
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…
So, Where's The Gold?—Finding Gold Detectors Miss
We decided to run a detector over each piece. If we got a decent signal we placed the piece into a high-grade pile and the rest went into another pile to be worked on later. This high-grade pile wasn’t that large—maybe 25 pounds...
Green Valley Reconnaissance
During this trip we found enough gold to make us want to come back, even with the punishment of a very long, tough hike.
Achieving Accurate Metal Detector Discrimination
Your odds of going home with gold will be higher using the discrimination mode, even if you might have misread one of the targets you rejected.
Prospecting for Silver Deposits
In some ways, silver is the forgotten precious metal because it straddles both the world of precious metals and jewelry, while having many important industrial applications like a base metal. The price of silver reflects both the precious metal investment demand as well as the industrial demand.
Gold in Quartz
Because quartz and gold may be deposited together across a considerable range of temperatures, not all quartz veins are the same, and there are several different types of gold-quartz deposits.
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The Bawl Mill
• Legislative And Regulatory Update
• Ask The Experts—Compensation for closed mining claim?
• Ask The Experts—Inconsistent fire assays
• Gold From Cemented Gravels
• Evolution Of A Gold Prospect
• Gold, Quartz & Chalcedony—Part II
• Alaska to Target Rare-Earths
• Minnesota Delays Decision on Mineral Leases
• Alaska's Cripple Creek Mining District
• The Gold Of Horseshoe Bend
• Melman on Gold & Silver
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Are Permits Needed For Highbanking In California?
• Prospecting Australia—Part II: There and Back Again
