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...
Oregon Miner Challenges Forest Service’s Authority to Regulate Mining
October 2009
Judging by news accounts, Tracy was doing exactly what H.R. 365, commonly referred to as the Mining Act of 1866, allows him to do.
Judging by news accounts, Tracy was doing exactly what H.R. 365, commonly referred to as the Mining Act of 1866, allows him to do.
The Nome Goldfields
November 2006
Nome has a colorful history built on gold, where over 5 million ounces of the yellow metal has been dug up. Due to limited space, only a tiny fraction of this mining district can be touched upon. It would take volumes to cover all the information...
Nome has a colorful history built on gold, where over 5 million ounces of the yellow metal has been dug up. Due to limited space, only a tiny fraction of this mining district can be touched upon. It would take volumes to cover all the information...
Company Notes
March 2003
• Goldcorp Inc.
• Kinross Gold Corp.
• Newmont Mining Corp.
• Goldcorp Inc.
• Kinross Gold Corp.
• Newmont Mining Corp.
Ask the Experts
September 2013
Dust and dry washing
Dust and dry washing
California's Original Sixteen to One Mine
May 2005
The Sixteen to One mine is located in the little town of Alleghany, 40 miles from Nevada City, in Northern California. It has less than sixty residents. The town sits at an altitude of 4,500 feet. In 1885, the town was named by a group of miners...
The Sixteen to One mine is located in the little town of Alleghany, 40 miles from Nevada City, in Northern California. It has less than sixty residents. The town sits at an altitude of 4,500 feet. In 1885, the town was named by a group of miners...
Ask the Experts
March 2014
Breaking cemented gravels
Breaking cemented gravels
Editorial—BLM 43 CFR 3809 Revision Status
April 1999
ICMJ has reviewed the U.S. DOI, BLM, 516 page Environmental Impact Statement on proposed 43 CFR 3809...and can only conclude that the proposed action amounts to several more nails in mining's coffin.
ICMJ has reviewed the U.S. DOI, BLM, 516 page Environmental Impact Statement on proposed 43 CFR 3809...and can only conclude that the proposed action amounts to several more nails in mining's coffin.
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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
