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...
Glynn Burkhardt, president of the Arizona Small Mine Operators Association, has a small mine outside of Tucson, Arizona. He recently received a visit from U.S. Department of Interior...
First, in order to compensate for the diminishment of purchasing power that usually accompanies rising inflation, investors normally have demanded higher interest rates on their investment assets. This was particularly true in the 1977-81 era when inflation soared to almost 20% and interest rates rose to roughly the same level.
You can learn a lot from a small mining operation because you have to become proficient in every job. Soon I was preparing fuses, placing powder (dynamite) and learning the ins and outs of drilling and blasting.
Once again, we've been deluged with telephone calls complaining about delivery of the International California Mining Journal...
• Sheriff's Office offered a Valentine's Day "special" for exes
• Applellate judge is bringing down the house
The Interior Department is proposing a moratorium on new mining and grazing in a 176-square-mile area of central Arizona dotted with American Indian ruins, a possible first step toward a new national monument.
President Bush has urged Congress to adopt comprehensive energy legislation, which includes drilling in the Arctic National Wildlife Refuge (ANWR).
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