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...
Mining for Gemstones and Mineral Specimens
August 2013
It is better in a gem and mineral mining operation that the driller, blaster and mucker be the same person in order to be able to predict placement of the desired mineral enriched pockets.
It is better in a gem and mineral mining operation that the driller, blaster and mucker be the same person in order to be able to predict placement of the desired mineral enriched pockets.
Convention Report
January 2005
Mining conferences frequently reflect specific types of information as their focus, and our publication was recently represented at two such contrasting gatherings, the Manitoba Mining and Minerals Conference in Winnipeg, Manitoba and the Northwest Mining Association Convention in Spokane, Washington.
Mining conferences frequently reflect specific types of information as their focus, and our publication was recently represented at two such contrasting gatherings, the Manitoba Mining and Minerals Conference in Winnipeg, Manitoba and the Northwest Mining Association Convention in Spokane, Washington.
Special Suction Dredge Permits in Jeopardy
October 1999
As we go to press, Horseshoe Bar Action & Research, a division of the Gold Country Miners small-scale mining club, brought to ICMJ's attention a potentially very significant problem for gold dredgers in California.
As we go to press, Horseshoe Bar Action & Research, a division of the Gold Country Miners small-scale mining club, brought to ICMJ's attention a potentially very significant problem for gold dredgers in California.
Melman on Gold & Silver
January 2003
When I was a college student, I remember participating in a huge religious rally and the theme song, sung by hundreds of participants, had this repeating line: “I ain’t-a going to study war no more...” Those days surely are gone as headline after headline now shouts out at us that we had indeed better study and prepare for war.
When I was a college student, I remember participating in a huge religious rally and the theme song, sung by hundreds of participants, had this repeating line: “I ain’t-a going to study war no more...” Those days surely are gone as headline after headline now shouts out at us that we had indeed better study and prepare for war.
The Ely Copper-Gold District of Nevada
January 2015
The main ore deposits of the Ely district are associated with an east-west belt of altered and mineralized rocks measuring about one mile wide that extends 8 miles westward from Ely.
The main ore deposits of the Ely district are associated with an east-west belt of altered and mineralized rocks measuring about one mile wide that extends 8 miles westward from Ely.
Placer Gold in Arizona
July 2002
Arizona is better-known for copper than for gold, but there are a number of dry placers in the western and southern parts of the state. A prolonged drought at the time of this writing has made the placers the driest they have been in recorded history. A good gold panner can find colors in many gulches and benches, far more than those that have been described in reports.
Arizona is better-known for copper than for gold, but there are a number of dry placers in the western and southern parts of the state. A prolonged drought at the time of this writing has made the placers the driest they have been in recorded history. A good gold panner can find colors in many gulches and benches, far more than those that have been described in reports.
The Pearce Mineralized Area, Dragoon Mountains, Arizona—Part II
August 2013
There are many prospects within the known mineralized area and along the margins of the mineralized area that should be examined for gold and silver.
There are many prospects within the known mineralized area and along the margins of the mineralized area that should be examined for gold and silver.
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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
