All Articles
The Fire Assay of Fly Eyes
July 2002 by Dr. Ralph E. Pray
Colorado-Utah-Wyoming oil shale was first reliably discovered to contain gold and silver by the U.S. Bureau of Mines in the 1920s. Although most of this vast shale resource, up to 1,000 feet in thickness, contained nil or barely detectable values, many brown shale samples fire assayed here over the past thirty years have yielded up to 0.02 ounces per ton (opt) Au and 2.0 opt Ag.What, Where and How for the New Prospector
How to go about the entire process of prospecting is a big question. The answer comes down to research and preparation.
Legislative and Regulatory Update
• 3809 Regulations—Letter Drive
• Environmental groups infiltrate National Park Service
• Interior Secretary Gale Norton chasties environmentalists over Klamath lawsuit
• EPA requests comments on Maximum Contaminant Level rule
The Basics of Small-Scale Heap Leaching with Cyanide
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.
Miners Rally Successful
Planning for the Northwest Miners Rally 2005, held August 19-20, began with a rocky start in March, with Washington Department of Fish and Wildlife (WDFW) announcing that it would like to move the rally out of Oroville, Washington, and out...
Mining Stock Quotes and Mineral & Metal Prices
PLP and MMAC Update
We have an opportunity to make significant and substantial changes to provide relief for small miners with the Trump Administration and the current makeup of Congress. We realize the time to act is now, but we need your help.
Gold Deposits of North Carolina
North Carolina was the site of the first well documented discovery of gold in the United States, which occurred in 1799. Not many years later, when the importance of this find was realized, gold miners came to seek their fortunes.
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The Bawl Mill
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