Identifying the Noble Metals Simple Tests That Work
May 2006 by Charles L. ButlerUsing a porcelain evaporating dish, place concentrates or head ore, equal to a tablespoon, in 60cc of aqua regia. Boil almost to dry, then add 10cc HCl (hydrochloric or muratic acid) and heat for a few minutes, and then add 30cc of water and bring to boil. Let cool while the solids are being allowed to settle. Using a pipette...
• Submit your comments now regarding BLM's plan to increase fees
• Jumping fron wins federal habitat protection
• NMA challenges "midnight" water regulation
In last month’s article I talked a bit about opportunities for heap leaching small hardrock deposits. This month I’m going to talk about the basics of putting together a heap leach project, including building the pad and leaching the ore.
We just completed a trip to another river, and yes, there was definite movement and redistribution of gravels, and other prospectors have seen this as well.
“The goal is to get the rights of suction gold dredgers restored prior to the next dredging season,” stated PLP president Jerry Hobbs.
The three-day trip will be led by long-time and well-respected Nevada consulting geologist Buster Hunsaker and will include tours of active gold, copper and industrial mineral mines, as well as stops that will examine new exploration and closure projects.
It was only a few years ago that China was taxing and limiting quantities of exports for rare earths in an effort squeeze the market, drive up prices and extract the most in the way of income.
A recent online survey on our homepage confirmed what we expected...
The Bawl Mill • Basic Geology for the Independent Miner—Part V Geology of Hardrock Gold Deposits • Orko Silver Corp. • Miners Win Again in SREP vs. USFS • The Willow Creek-Hatcher Pass Alaskan Goldfields • Metal Detecting for Gold Within Andesite and Basaltic Volcanic Mining Districts • How to Prospect for Silver Field Tests You Can Use to Detect the Hidden Metal • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices