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Mining Stock Quotes & Mineral and Metal Prices
April 2010 by Staff
The Bawl Mill
• And the award goes to...
• How about a cold one?
Gold Detecting Strategies for Hydraulic Mines and Debris Flows
The old timers typically washed these areas down to bedrock, and some areas appear terraced. I would imagine this is because these hydraulic mines were generally where the miners found old Tertiary river channels on the sides of mountains that were gold-bearing.
Detectors: Past, Present and Future
Detectors were invented long before I was born, but it was in the 1960s when they started to become an item popular enough to power a fledgling industry. The key development was miniature transistor technology replacing the old fashioned tube technology of the 1950s, making lightweight, affordable detectors possible.
Retired Geologist Warned Public of Pending EPA Disaster
Retired geologist Dave Taylor of Farmington, New Mexico, predicted the disaster in a letter published by the Silverton Standard a week before it occurred.
Looking Back
Excerpts from CMJ published 50 years ago this month.
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The Bawl Mill
• Legislative and Regulatory Update
• Using A Trommel For Placer Processing
• Prospecting for Hardrock Gold - Part II
• Gold in Alaska - Part II
• Gold Prospecting in Maine - Part I
• Gold Prospecting Is For Ladies, Too
• Sage-Grouse Won't Get ESA Listing For Now
• How to Find Gold in Hot Ground With A VLF Detector
• Oregon County Tries to Interfere With Lawful Mining Operation
• Melman on Gold & Silver
