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Breccia Pipes
December 2001 by Edgar B. Heylmun, PhD
A breccia pipe, or chimney, is an irregular cylindrical mass of breccia that is often silicified and stands out as an iron-stained knob. They can be from a few feet to several hundred feet in diameter, and may or may not be mineralized.
From the Editor
As we all get back to “normal,” or as close to it as we can, I want to take this opportunity to thank all of our advertisers for sticking it out through the hard times.
A Few Pointers About Cracks and Crevices
Because these crevices catch and hold gold so well, it's worthwhile to learn how they form, which ones are good for catching gold and which ones are not.
Legislative and Regulatory Update
• It's almost November
• Two federal land managers found guilty of contempt
• A chance to halt additional wilderness in Southern California
• Oregon mineral withdrawal
• A really good reason to get out and vote in Oregon
Melman on Gold & Silver
This collection of positives augurs well for strengthening worldwide industrial activity leading to upward price pressures and eventually rising inflationary expectations—all of which have historically positive implications for gold and silver...
Company Notes
• Pan American Silver Corp.
• NovaGold Resources, Inc.
• Canyon Resources Corp.
• Great Quest Metals, Ltd.
• X-Cal Resources
• African Metals Corp.
The Last Chance Mining District
With all of the erosion patterns wearing away the channels down into the North Fork of the Middle Fork, we assumed placer gold was still available in the river. The question became: How do we get down the 1,600-foot elevation drop to reach the river?
New York Meeting Examines Gold's Monetary Role
Gold's monetary role and its position as a reserve asset throughout the world were vigorously presented at a conference arranged by the Reinventing Bretton Woods Comittee held in New York recently.
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