Exploring Placers with Auger Drills
June 2014 by Jim HalloranAugers can be used effectively for placer exploration with certain limitations.
Centrifugal bowls versus jigs
Even with the decades of mining and exploration, much of the Comstock is still underdeveloped and its potential not fully tapped.
When my “anonymous” friend told me the rock tub was probably a hundred miles from where he safely stashed it, I decided to build another sled and improve on my old design.
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
With great relief, the equipment I chose worked well, and after shoving into three days what should have been ten days of set-up and testing, we were up and running.
I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.
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