Prospecting & Detecting
Dredging Tips and Tricks: T-80 Air Compressor Maintenance
June 2020 by Harry Griffin
The next morning, I retrieved the compressor and again attacked the sticky head bolt. As if by magic (and some applied physics) the head bolt sighed and finally broke loose.
Talking Metal Detectors with Brent Weaver of Garrett
… I recently had the opportunity to sit down with Brent Weaver, Garrett’s chief design engineer to talk about gold-oriented detectors, how they work and how prospectors can get the most out of them.
Metal Detecting Old Hard Rock Mine Dumps
The type of mine dump that is best for metal detecting are the ones that consist of mixed sizes of rock and are located near some sort of excavation, commonly a shaft or adit. Sometimes the piles located along a trench dug by the miners can be productive as well.
Exceptions to the Rules: Re-Thinking Prospecting Rules of Thumb
Looking at the exceptions to the basic rules is sort of an advanced prospecting discussion, but the readers of ICMJs Prospecting and Mining Journal are plenty able to handle it.
How Deep Can That Detector Go?
Knowing how to get the greatest depth performance out of your detector can be a handy thing, but it’s not an easy, simple matter.
What's In A Name?
The names attached to these areas came about from many sources. Many are easy to see why the name was given while others had a more contrasting note to them.
Romancing the Lens
...a large number of these aspiring miners developing their operations seemed to have missed "Placer Mining 101" somewhere along the way.
Who Says You Have to Own a Claim to Find Gold?
Most of us know making a profit as a small-scale miner is difficult; however, sometimes we combine luck with a little skill and bring home a few ounces of the yellow stuff.
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• Our Readers Say Re: It's Time to Get the Heck Out of China
• Ask The Experts - What’s the status of suction gold dredge permitting in California?
• Ask The Experts - How do I properly and safely dispose of blasting caps?
• Ask The Experts - How much silver per ton does it take to make a mine profitable?
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• Ask The Experts - What is the name and model of the old jaw crusher pictured in last month’s issue?
• Hard Rock 101: Mechanical Techniques
• Clearing the Nugget Trap with a Detector
• Resurrecting an Old Hard Rock Mine—Setting Up the Millsite
• Desert Prospecting Yields More Than Just Gold
• Memories of Shirttail Creek, Northern California
• Indictments Pile Up for Gold Traders
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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Seeking The Truth—A Letter From the Editor
• Legislative and Regulatory Update
• PLP Update: The Path for Legally Re-Starting Suction Gold Dredge Mining in 2021
