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Greenstone
August 2004 by Edgar B. Heylmun, PhD
Greenstone is a hard, tough, altered igneous rock, usually dark green in color. The term “greenstone” has been loosely applied to all greenish rock, including peridotite, dunite, jade, serpentine, and even hydro thermally altered rocks in mining districts. True greenstone is...Legislative and Regulatory Update
• Forest chief asks Norton to end Oregon mining moratorium
• DOI orders review of "science" used in Klamath Basin decisions
• BLM Launches EIS for Conservation and Restoration of BLM Public Lands in Western U.S.
• Fish & Wildlife service approach to critical habitat ruled unlawful in Arizona case
The Bawl Mill
• We spend taxpayer money on this...
• ...but hold back on this.
Melman on Gold & Silver
As we traveled through the states of Washington, Oregon, California, Arizona, Nevada, New Mexico and Texas we saw the combination of mining towns in stagnation but otherwise, incredible displays of prosperity.
Maine to Create Mineral Park
The Maine Geological Survey is raising money to acquire a cluster of world-famous mines and create the state’s first public mineral park for rockhounds, science teachers and others with an interest in rocks and minerals.
2006 US Gold Panning Championships
This year’s US Gold Panning Championships were held in Gold Bug Park, in Placerville, California. The competition site was set in the park’s pavilion among the trees and adjacent to the stream that runs through the park.
The Bawl Mill
• Fried golden eagle is bad; diced is okay
• Your tax dollars at work
Procuring Mine Owner Permission at a Mine Site
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.
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The Bawl Mill
• Lawsuit to Challenge New Forest Service Regulations
• Gold in Utah Laccoliths
• Where Do I Begin?
• Looking Back
• Mine President Seeks Opinions From Peers
• Over The Divide
• Picks & Pans: Miner Finds Heart of Gold
• Company Notes
• Canadian Arrow Tries Different Approach
• Experts Forecast Rising Prices for Gold, Silver
• A Few Reminders About Fraud
• Mining: Doing it Right the First Time
• Prospectors & Treasure Hunters Find Gems
• The Golden Highway—El Dorado County
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
