All Articles
Mohave Mountain Placers, Arizona
January 2000 by Edgar B. Heylmun, PhD
There are literally hundreds of dry placer deposits in the Sonoran and Mohave Deserts of western Arizona. Many of these placer gold deposits are not described in any published books, bulletins, or reports, though placer gold enthusiasts know where...
Colorado Mining Association Appeals Roadless Ruling
The Colorado Mining Association is asking the US Supreme Court to review a 2001 rule that largely barred new roads on 58 million acres of roadless areas in national forests.
Melman on Gold & Silver
Another area of growing international concern for business and industry is the recent astonishing proliferation of new government regulations and laws. Despite the presumably good intentions behind these measures it is now becoming apparent that they are imposing true costs to our economic society. The sheer variety of these laws and regulations is mind-boggling.
Quartzsite, Arizona
The town of Quartzsite, with a permanent population of about 2,000, was founded as a stage stop in 1866. It is situated on the broad La Posa Plain, a north-trending desert valley, at an elevation of 875 feet.
The Giant King Mine
Most gold-bearing veins in this region are controlled by fractures associated with the Melones Fault, a late Cretaceous structure that is 108 to 127 million years old.
The Goldfield Mining District, Nevada—Part II
The majority of the gold produced in Goldfield has come from ores that are close enough to the surface to be oxidized by the air. This oxidized ore is normally a soft, shattered, earthy material usually stained yellow to brown by oxides of iron.
Ask the Experts—Why doesn't the 1872 Mining Law apply to all 50 states?
Q: In the Feb 2008 Mining Journal you ran an article, “Gold Deposits of North Carolina,” by Chris Ralph. The article states that the 1872 Mining Law does not apply in North Carolina and in fact only has merit in 19 of the 50 states. Can you explain how that could happen?
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The Bawl Mill
• Over the Divide
• Our Readers Say
• Letter from the Editor to our Readers and Advertisers
• Administration Considers Bypassing Congress
• First Woman to Draw Mining Pension
• Small Mine Selective Blasting
• High Court to Reconsider Wilderness Water Rights
• Sixteen to One Takes on MSHA
• Picks & Pans: Gold Mining on Joie Osgood Ranch
• Gold
• Company Notes
• Millie's Tailings
• Placer PGMs in Alaska
• Mogollon—New Mexico's Remote Gold Camp
• ICMJ 9th Annual Photo Contest Results
• The Other Minerals of Mt. Diablo
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
