All Articles
Global Warming—The Press Gets it Wrong, Our Report Doesn't Support the Kyoto Treaty
July 2001 by Richard S. Lindzen
The National Academy of Sciences released a report on climate change, prepared in response to a request from the White House, that was depicted in the press as an implicit endorsement of the Kyoto Protocol.Legislative and Regulatory Update
• Alaska Dredging Draft General Permit AKG-37-1000
• Where the candidates stand
Hard Rock 101: Blasting With Kinepak Explosives
Fortunately, there are products on the market that can address these problems and make a small-scale mining operation feasible.
How Much Gold Is In My Gold-Quartz Specimen?
The method is based on the fact that gold is much denser than quartz, and the more gold that is present in a specimen, the higher the density of the piece will be as a whole.
Strategies for Detecting Heavily Pounded Areas—Pt II
Look around for areas where you don’t see detector holes or drywasher piles and try your test hole at these spots to determine depth to bedrock.
Placer Platinum
The platinum group metals (PGMs) are divided into three that are “light,” about the same atomic weight as silver, and three that are “heavy,” about the same atomic weight as gold. The three light PGMs are ruthenium, rhodium, and palladium, and the three heavy PGMs are osmium, iridium, and platinum.
Avino’s Durango Project
Mining has been a mainstay of the Durango economy for generations. It was mining, beginning with the discovery of what later became the Avino Mine in the sixteenth century by Juan de Tolosa of the Spanish Army, which formed the basis...
Looking Back
Excerpts from CMJ, our original title, published 50 years ago this month.
Subscription Required:
The Bawl Mill
• Our Readers Say
• Former Sunshine Miners Find Work in Montana
• CMA Conference Summary
• Uranium Deposits
• Washington Gold & Fish Update
• Prospecting for Diamonds: Is It a Diamond or Crystal Quartz?
• Basic Information About Gold Detectors
• Oil Seeps in Northern California
• Diamond Dealer Prevails in Congo
• Company Notes
• Picks & Pans: The Gold Bullion Mine
• Arizona's Border Silver Camps
• The Stonewall Jackson Mine, San Diego County, California
• Proposal Submitted for Lab at Homestake
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
