Proper Assaying of Placer Samples
November 2012 by Jim HalloranThe whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
Through a program that began in 2011, Barrick Gold Corp.-owned Golden Sunlight has paid out more than $45 million to small miners in the last seven years...
My girlfriend Beth and I decided to take our canoe down the Yukon and do some gold dredging...
The total after a great day added with the previous days put them up to 9.07 pennyweight—just under a one-half ounce of beautiful California gold.
The coin trading world has a new gold standard, after the only known 1822 half eagle $5 piece in private hands sold at auction in Las Vegas…
The right ground balance setting for the conditions you are working is critical. If your detector isn’t set properly, you will lose depth of detection, sometimes to an extreme degree.
On our last trip, we brought ropes and went down the first waterfall forty vertical feet, only to be confronted by a second, sixty-foot-high, overhanging waterfall that emptied into a slot canyon.
In underground placer work, the contact point of the bedrock tunnel and the gravel is a very weak point and always has to be timbered. The bedrock here is thin, fractured, and the gravels loose from many years of oxidizing.
The Bawl Mill • Ask the Experts • Ask the Experts • Ask the Experts • Ask the Experts • The Portable XRF Gun • Gold Dredging on Oregon's South Umpqua • The Struggle to Reopen Alaska's Largest Gold Mine • Prospecting With a Detector: Lessons Learned • The Rush to Treasure Hill • Tips on Crevicing for Gold • Using Google Earth and Other Maps • Mining, Health Care & Taxes • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices