January 2011 by Tom LeftwichRick donned a pair of fiberglass shin guards that he normally wore dredging, just in case he uncovered the rattlesnake during his digging and rock moving. I wasn’t convinced they were going to provide enough protection.
The anticipation of finding out if the system of snatch blocks, shackles, chokers, anchor points, and the strap binding the massive slab of rock in the bottom of the river would even budge an inch was weighing on me.
FBI agents were looking for an extremely valuable cache of fabled Civil War-era gold—possibly tons of it—when they excavated a remote woodland site in Pennsylvania three years ago…
In some areas these channels were thousands of feet wide, and just figuring out where you are in some of these diggings is a challenge.
Take a look at the picture—it’s pretty simple and you can build it yourself.
While recovery rates are important, they must necessarily be secondary to the volume of material processed. Running more material at lower recovery rates is generally preferable to increasing the efficiency of the system.
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.
One of the first minerals most prospectors learn to recognize is quartz, because, in the right circumstances, it can be an excellent indicator mineral for prospectors. Quartz is common, easy to identify, and is often associated with gold and other valuable metal deposits.
The Bawl Mill • Our Readers Say • Ask The Experts—Amalgamation • China Gold Imports Increased 500 Percent in 2010 • Tips for Effective Drywashing • Legislative and Regulatory Update • The Downieville Gold District • Successful Gold Prospecting • US Mint to Offer Other Precious Metal Coins • The Business of Mining: Unlimited Possibilities With LLCs • Silver Boom Prompts Idaho Mine Expansion • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices