Prospecting & Detecting
Our Readers Say
December 2011 by Staff
• Re: Tyrie's Roadway Nugget• Re: Are Permits Needed for Highbanking in California
The World of the Simple Gold Pan
There are so many, many different types of gold pans on the market that I thought it would be worthwhile to take a look at the world of the simple gold pan.
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.
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 Value of Evidence
That prospecting effort you are about to spend your time on...is it worth your effort? If you are going to devote your time to it, you will need all the facts you can get.
How to Beat the Heat--and The Bedrock
The pit was a classic one—exposed shale bedrock with all the material being washed out one end of the pit. Within a few minutes I had a nice mellow signal that was in open ground.
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.
An Interview with Minelab Engineer Mark Lawrie
The design of metal detectors well-suited for prospecting is an interesting process and not necessarily an easy one to achieve. It is a combination that blends the desires of what prospectors would like, the requirements of sales people and dealers, with the science and physics of what the electronics can achieve.
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The Bawl Mill
• Ask the Experts—Looking up mining claims on the Internet
• Ask the Experts—Access to mining claim across private land
• Ask the Experts—Best way to identify calaverite and sylvanite
• Legislative and Regulatory Update
• WSGS Releases New Geologic Maps
• Prospecting on the North Yuba
• Yesterday's Gold—Today's Mine
• Where to Find Gold in Indiana
• Prospecting Australia—Part III Anatomy of a Nugget Patch in Western Australia
• Nevada Miners: Check Your Claim Markers
• Managers at Fault for Two Deaths at Meikle Mine
• Cold Water Gold
• River Dredging vs. Creek Dredging—Part I
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Ask the Experts—How do you determine how far a piece of gold has traveled in a stream?
• Testing Ores for Free Gold
