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Looking Back
January 2001 by Staff
Excerpts from CMJ published 50 years ago this month.Melman on Gold & Silver
One would think that the “science” of economics could lend itself to areas of high agreement between professionals, but that has hardly been the case throughout history—and it is not the case today.
Enrichment of Mineral Deposits by Weathering—Part I
The exact minerals formed in the concentrated supergene deposits depends much on the type of country rock around the deposit and the chemistry of the deposit itself, but if conditions are right, this process will form some rich patches of bonanza ore, in some places valued at thousands of dollars to the ton.Miners: Plan Ahead for Next Year's Taxes
Many well-equipped prospecting or mining operations, those with adequate, up-to-date equipment, have discovered a secret: Uncle Sam, in the form of our tax laws, is eager to pick-up a portion of the tab for acquiring and modernizing the equipment necessary to operate a successful mining operation business.
Hope Boy Finds Gem During Field Trip
It's not THE Hope Diamond, but a half-carat yellow gem worth up to $700 will fit that bill for an elementary school student from, where else, Hope.
Fly Fishing the Mine Tailings/Headwaters of the Clark Fork, Montana
Outside of Butte, Montana, going north on I90, you’ll pass through a landscape where the old Anaconda mining company processed thousands of tons of ore twenty years ago. We meant to fish in the vicinity of this historic mining district though we knew it is a Federally classified Superfund site for reclamation now.
Colorado Court Rules on Cyanide Ban
The Colorado state Court of Appeals ruled that counties have the authority to ban the use of cyanide in gold mining.
Gold in Chihuahua, Mexico
Chihuahua, about the size of Oregon, is Mexico’s largest state and one of its most prosperous, with a great influx of foreign capital. The capital city, Chihuahua (pop. 2 million), is 228 miles, by divided highway, south of El Paso, Texas. Topographically, the state can be divided into several provinces, from dry sandy deserts on the north and east, to the forested Sierra Madre Occidental on the west and southwest.
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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
• Prospecting for Silver With a Geiger Counter
• 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
