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$100 Million Lost on Faulty ESA Listing

The Preble’s meadow jumping mouse, once seen as a costly impediment to development, is now viewed by the government as a critter that never really existed—and is no longer in need of federal protection under the Endangered Species Act.

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Ask The Experts: Could you expand on your previous blasting article?


Q: Could you write more about the last two methods that you mentioned—the expanding chemical mixtures and the micro blasters, how and when to use them, and when not to use them?

Discoloring Assay Beads


We have developed a discoloring procedure, that makes parting unnecessary in many cases. Our discoloring solution contains sulfur, an element that tarnishes high silver content beads quite rapidly.

How to Rebuild a Rock Drill


Revisiting the Rocker Box


The first location we worked was a small, dry ravine cutting through many mineralized zones in an area where some hard rock mining had taken place in the past.

Flood Stage—The Key to Reading a River


We knew what to do—we moved our project far enough from the river to escape the two hundred foot shoreline rule. If the old man had been right we could do this and still be over the loop of pay dirt.

Discovering Nugget Hollow


Libby, Montana Prospectors Keep Tradition Alive


Located 23 miles south of Libby, the land surrounding the Libby Creek area has been of interest to prospectors since the early 1860s, when it was home to up to 600 miners working at a camp known as Libbysville.

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The Bawl Mill   • Geologists Locate Giant Gemstones   • Miner Wins Important Victory Against Forest Service   • Philippines Asks Foreigners to Invest in Mining   • The Art of Finding Coarse Gold Part IV—Recovery of Coarse Gold From Alluvial Placers   • Healthy Interest at Recent Vancouver Conferences   • Idaho Silver Miners Come to Aid of Tsunami Victims   • Picks & Pans: In Search of a Vein: Looking for Hardrock in the Talkeetna Mountains   • Researchers Trace History of Hope Diamond   • The "Rip-Roaring" Flood That Washed Out Mazuma, Nevada   • Looking Back   • Resolution Copper Mine, Arizona   • Company Notes   • China Ups Investment in Foreign Minerals   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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