Prospecting & Detecting
Proper Spacing of Placer Sample Sites
September 2013 by Jim Halloran
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.Using Structural Clues to Locate Buried Placer Channels
They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.
The Hunch
The mysteries of this spot were only just starting to develop. There is nothing but very bland granite-type rocks here, meaning no bold, favorable indicators.
Turning Hobby Mining into Business Mining
The first thing a person should do is seriously consider whether they want to go mining as a hobby or a business, and the tax implications of the choice.
Prospecting With a Detector: Lessons Learned
That is the course and intention for this article—to wander through some of the lessons I have learned in my thirty-two years of metal detecting and prospecting.
Twenty Minutes on a Five-inch Dredge
The first thing I realized was this was not a toy—this thing had power and I needed to really pay attention. I got into position, took a deep breath, and pushed that monster into the hard pack.
Ask The Experts
Designing my own dredge...
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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• Greenstone and Gold
• The Long Road to Gold Point, Nevada
• What, Where and How for the New Prospector
• Hunches, Choices and Guesses
• 12-Year-Old Unearths Large Diamond
• Time for a New Approach: Detecting Float Gold
• Carissa Gold Mine Comes Back to Life
• Gold in Beatty, Nevada
• Cripple Creek Gold Mine Exceeding Expectations
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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Legislative and Regulatory Update
• Silver Bull Resources Sees Bright Future for Silver & Zinc
• Twenty Minutes on a Five-inch Dredge
