Prospecting & Detecting
Fluorescent Mineral Prospecting
September 2020 by John Norman
Ultraviolet light is divided into three levels, labeled A, B and C depending on the wavelength, with C having the shortest wavelength and the most energy.
Moore Creek, Alaska—Then and Now
The gold was very chunky and much of it had quartz attached. Even back then I knew that the gold was very close to its source.
Ask the Experts
What are the tell signs of garnet deposits?
The Essentials of Dry Washing
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Grass Valley, Nevada City, Malakoff Diggings, Northern California
Fortymile, Alaska Prospecting Adventure
Some creeks have nuggets, while others, particulary the rivers, nothing but fine gold.
Ophir—Possibly the Best Kept Secret in Alaska—Part II
I knew the nuggets got into the nugget patch somehow, I just had to figure out how and from what direction they came.
Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
The Bawl Mill • Ask The Experts - What is the difference between heavy and light rare earth elements? • Ask The Experts - What are the tax implications for partners on a claim? • Ask The Experts - What should my plan be for testing quartz for gold in North Carolina? • Ask The Experts - Did gold deposits come from space or were they created underground? • Ask The Experts - Is a shaker table going to work on my flour material? • Subtle and Not So Subtle Dangers of Hard Rock Mining • How Should I Work This Prospect? • Tips and Tricks: Preparing Your Dredge Engine for Storage • More Tips on How to Find Gold with A Detector • What Do You Need For A Successful Micro-Scale Mine? • Using Favorable Rock Types to Find More Gold • Gold Prospecting for Better or Worse: Of Mice and Men • Discovering New Territory • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices
Happy Birthday, ICMJ! • Legislative and Regulatory Update • PLP Update