Prospecting & Detecting
Ask the Experts
March 2014 by Chris Ralph
Breaking cemented gravelsUsing Geologic Publications to Discover Collecting Sites
I understand that a person without geological knowledge could be daunted reading a geological publication. You can pick out the good stuff from a geological publication without a lot of geological knowledge.
Mud Men: Pocket Miners of Southwest Oregon Part II
How many more clays seams lie adjacent to known shear zones and quartz veins in the pocket areas of southwestern Oregon?
Prospecting Tales: Forest Service, Fires and Bears—Oh My!
I woke up on Sunday morning, August 10, to heavy smoke. I saw where it was coming from, but it seemed like it was a long way off so I thought I was okay for the time being.
Alaskan Gold Adventure
In Chicken I had my first experience with the famous Alaska blue clay, sometimes called the blue layer. The blue layer is where the best fine gold was to be found.
Potholes and Other Bedrock Traps
Potholes in bedrock can trap placer minerals and even be glory holes. They are, at least, interesting geologic phenomena, and at best, a treasure trove of gold nuggets.
Sierra County Gold—Part I
...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.
Fountain of Youth Gold
Across and downstream of our operation was a large pile of huge boulders. It was logical to think that water forces may have deposited gold in and around these boulders. We moved our dredge over and started pulling the rock pile apart.
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The Bawl Mill
• Ask the Experts
• Ask the Experts
• Ask the Experts
• Prospecting Hard Rock
• Reese River Silver Mining District, Nevada
• Twenty-Five Gold Indicators You Should Know
• Alaska: Large-Scale Mining Can Be Done Right
• Gold of the Iditarod Mining District, Alaska
• Bedrock
• Natural Gold Alloys
• Government Takes Land for Open Space
• Comments on Gold Rush and Bering Sea Gold Series
• Hidden Value in Old Tailings
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
