Massive Sulfide Deposits in Oregon
October 2000 by Edgar B. Heylmun, PhDThis article deals with massive sulfide deposits in the Klamath Mountains of southwestern Oregon, but it applies to massive sulfides found in California as well.
The first experience involved an overgrown gold mine operated during the 1880s. A razed mill adjoined the mine and could be glimpsed from the isolated public dirt road I was traveling.
The design of metal detectors well-suited for prospecting is an interesting process and not necessarily an easy one to achieve. It is a combination that blends the desires of what prospectors would like, the requirements of sales people and dealers, with the science and physics of what the electronics can achieve.
Long-term, the outlook remains very favorable—but the obvious and important question is when we might expect a solid bull market revival to take place.
• The environmental Robin Hood
• But it looked good on paper...
• Low-quality reputation hits home
• Can you explain a jig, Ainlay bowl, hammer mill?
After a long winter, gold flakes swirling around in black sand at the bottom of my pan was a welcome sight.
The Bawl Mill • A Word from the Editor • Under the Guise of Environmental Protection—EPA Revealed • The Centennial Lode and the Centennial Ridge District, Wyoming • Company Notes • Picks & Pans—In Search of Nome Creek Gold • Recreational Dredging on the South Yuba River • The Trapiches of Chile • Tales of Liberty Gold • Drywashing Alluvial Placers • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices