Prospecting & Detecting
Let Nature Help
September 2022 by Ray Mills
You’re out in the goldfields and searching for a spot that will possibly give up a gold nugget.
Ancient River Channels of Trinity County
Trinity County is located in the far northwest corner of California and stirs up many different memories for those who have been there.
Using Countercurrent Material Flow to Improve Gold Recovery Efficiency
There is a material processing principle widely used in large milling operations to improve recovery that is poorly understood by most of the micro-mining and prospecting community...
Dry Washing to Capture Fine Gold
There may be lots of smaller gold I cannot hear with a detector, but it looks just fine in my pan once it is out of the crevice.
Ophir—Possibly the Best Kept Secret in Alaska!
...I decided to excavate the semi-frozen high-bank that was resting on a soft shale bedrock footing. Within three feet, I encountered an intrusive!
The Underground Mining Adventure Continues
Our group of independent miners have been busy crafting a uniquely designed ladder/ore cart track from the bottom of an 85-foot mine shaft in a historical hard rock mine.
Give That Club Claim A Chance
My first trip to the claim was the tip-off that there might be larger gold to be found. I brought my puffer drywasher and my dad to a local prospecting club outing that was held at the claim.Ask the Experts
What are the tell signs of garnet deposits?
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Geology of Placer Deposits: Reading a River
• Grass Valley, Nevada City, Malakoff Diggings, Northern California
• Electronic Prospecting: The Hunt for Coarse Gold
• Glacial Prospecting Basics Part 1
• Gleaning for Gold Part 2
• PLP Update
• Blast From the Past
• Resource Maven
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