Exploring Placers with Auger Drills
June 2014 by Jim HalloranAugers can be used effectively for placer exploration with certain limitations.
Fortunately, there are products on the market that can address these problems and make a small-scale mining operation feasible.
All these decisions and more depend on the richness of a claim—something that is determined by sampling. But sampling isn’t cheap, and even collecting the samples can be more difficult than it appears on the surface.
How do I set up a Miller table?
…as an academic argument, when mated to the appropriate engine, is the pump really moving water at the rate of 400 GPM?
I’ve been following the precious metals for decades, and I haven’t seen a move this powerful in many years.
Gold and jade are actually only minor mineral resources for the Northwestern Alaska region as a whole. Modern prospecting has focused more on base metal than precious metal resources.
The evaluation must also consider the gold fineness or purity. The purity of the Sugardaddy nuggets is estimated at 850 fineness, meaning 85% is gold (Au), 12% is silver (Ag) with 3% being other gangue alloyed metal.
The Bawl Mill • Ask the Experts • Ask the Experts • Ask the Experts • Ask the Experts • Ask the Experts • Ask the Experts • Finding Gold with a VLF Detector—Part III • Silver and Base Metal Deposits of the Pioche District • California Dredgers: A Step Closer to Getting Back in the Water • Arizona's Youngest...and Oldest Prospector • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Correction • Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks