Prospecting & Detecting
Old Dog(Fighter), New Trick
June 2022 by Ralph Wetterhahn
Then it occurred to me that the drywasher was designed by an engineer. Gotta love engineers! Those slide-rule geeks always tinker with gravity, angles, curves and flow.
Prospecting Underground: Use Caution
In underground placer work, the contact point of the bedrock tunnel and the gravel is a very weak point and always has to be timbered. The bedrock here is thin, fractured, and the gravels loose from many years of oxidizing.
Gold Geochemistry: Where Does Gold Come From?
Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?
More On Gold Indicators—What to Look For
I am learning more about gold deposition in this area than I knew previously. I am passing this information on with the hope that many of you will be able to locate patches and lines a little easier in the future because of this article.
Time For Some Desert Gold!
February 2023A Serious Discussion on Prospecting in Arid Environments. Part 1
Gold Rush in the Congo
It all started with a phone call from my friend and prospecting partner Pat Keene. He told me that he knew of an investor who was just starting out in the gold industry and was looking for a gold consultant to go to Africa to prospect and analyze a 400 sq. mile concession in the middle of the Congo rainforest. I waited for the “just kidding” line...
Treasure Hunters Challenge FBI Over Dig for Civil War Gold
The father-son duo spent years combing this bit of Pennsylvania wilderness with high-end metal detectors, drills and other tools to prospect for a fabled cache of Civil War gold.
3D-Printed Tools for Prospecting
…these two guys are part of the new hi-tech generation who review new technologies and are always looking for new ways to apply them in innovative fields!
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The Bawl Mill
• Why The Paper Change?
• Ask The Experts - When do I use detector discrimination?
• Ask The Experts - Is gold found in limestone?
• Ask The Experts - Can pyrite crystals be the same color as gold?
• How to Use BLM’s New Mineral and Land Records System
• A Short But Productive Hunt
• Blast from the Past: Jeff Casserly Tells His Own Story
• Talking Metal Detectors with Brent Weaver of Garrett
• Strategies for Detecting Heavily Pounded Areas—Part III
• EPA Recommends Against Reissuing Permit for PolyMet Mine
• The Highs and Hazards of Desert Prospecting
• Just Feel The Heft of It
• Proposed Nebraska Mine Has Sizeable Deposit of Rare Elements
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
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Introducing ICMJ’s New Owners: Josh and Sherrie Reinke
• Legislative and Regulatory Update
• PLP Update
