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Prospecting for Silver With a Geiger Counter
January 2001 by Edgar B. Heylmun, PhD
Light-colored volcanic tuff or tuffaceous sandstone often contains small amounts of uranium, enough to be detected with a sensitive radiation detector. Sometimes, the mass effect of the radiation is substantial.Legislative and Regulatory Update
- Bishop and Curtis seek to rein in Antiquities Act abuses
- Lands bill signed by President Trump
Company Notes
• Homestake Mining Company
• Cominco American Inc.
• Agnico-Eagle Mines Ltd.
Old Mine Sites and New Technology
We’ve had two trips to the deserts of Nevada and explored mines and mill sites, hiked miles of ravines in California, and swung our detector coils over thousands of square yards of bedrock.
Because I Said So
Like all federal judges, he swore an oath to perform his duties “impartially… under the Constitution and laws of the U.S.” Nothing in those documents gives Judge Morris authority to order the BLM to work with non-government organizations (the same ones that filed the lawsuit in question) to alter America’s use of energy.
Asarco Accepts Phelps Dodge Buyout
Asarco Inc. accepted a sweetened buyout offer from Phelps Dodge Corp., setting up a three-way, $2.9 billion deal that will make Phelps Dodge the world's largest copper producer.
The Bawl Mill
• Do you suppose they're looking for more than pizza?...
• Ouch, that bite hurts!...
• "Don't do as I do—do as I say," seems to be the attitude of the IRS"
Building the American Dream
What goes into making a home? For starters, about 439 pounds of copper!
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The Bawl Mill
• Over the Divide
• Our Readers Say
• Special Editorial: Gold Anti-Trust Action Committee Believes They Have the Evidence
• World Gold Council News
• Metal Detecting Within the Cordillera for Gold Placers Associated With Tertiary Epithermal Ore Deposits
• Picks & Pans: An Exciting Hobby
• The Furnace Atmosphere During the Fire Assay
• The Hanging Tree
• Gold in Chihuahua, Mexico
• ICMJ 10th Annual Photo Contest Results
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
