All Articles
Gold in the Chinle Formation
May 2004 by Edgar B. Heylmun, PhD
The Chinle Formation, of Triassic age, underlies about 100,000 square miles in Arizona, Colorado, Nevada, New Mexico, and Utah. It adds to the scenic grandeur of the great Colorado Plateau province, noted for its high cliffs and deep canyons.
Additional articles that might interest you...
Colorado Mining Association Appeals Roadless Ruling
June 2012
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.
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.
The Downieville Gold District
January 2011
Many locals are just waiting for California to allow dredging once more, especially with the current gold prices. There are still plenty of good opportunities for prospectors in this area, just as it has been for so many years.
Many locals are just waiting for California to allow dredging once more, especially with the current gold prices. There are still plenty of good opportunities for prospectors in this area, just as it has been for so many years.
Cartwrights Celebrate 40 Years in Nevada
October 1999
by Ron James
State Historic Preservation Officer
by Ron James
State Historic Preservation Officer
Mining Stock Quotes and Mineral & Metal Prices
October 2008
Melman on Gold & Silver
November 2018
It appears that market softness due to a slowing Chinese economy may already have affected precious and base metals quotes.
Drilling for Ore
August 2014
In the simplest sense, drills can be divided by their mode of action—percussion, rotary or a mixture of the two.
In the simplest sense, drills can be divided by their mode of action—percussion, rotary or a mixture of the two.
The World of the Simple Gold Pan
September 2012
There are so many, many different types of gold pans on the market that I thought it would be worthwhile to take a look at the world of the simple gold pan.
There are so many, many different types of gold pans on the market that I thought it would be worthwhile to take a look at the world of the simple gold pan.
Subscription Required:
The Bawl Mill
• Economic Analysis on Critical Habitat for Bull Trout
• Prospecting for Copper
• US Mining Industry Outlook Brighter
• Gold Dredgers Rescue Threatened Fish
• Gold Mine Plans Upheld in Lawsuit
• DOI Computers Back Online
• Picks & Pans: Nuggets by the Dozen in Alaska
• Historical Mining Methods
• The Elusive Mother Lode
• Clarence King, Geologist
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
