All Articles
Serpentine in California
May 2000 by Edgar B. Heylmun, PhD
Serpentine, as used in this article, is both a rock and a mineral. The rock should be termed "serpentinite," but the word "serpentine" is in common usage for both the rock and mineral.Additional articles that might interest you...
Legislative and Regulatory Update
November 2009
• Suction dredging update for California
• The anti-mining Congress
• Suction dredging update for California
• The anti-mining Congress
Looking Back
June 2008
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Ask The Experts - Does gravel + bedrock = gold?
December 2019
Resolution Copper Mine, Arizona
March 2005
The Resolution copper mine is near Superior, Arizona (population 3,500), along the west side of the Pinal Mountains in central Arizona, 64 miles east of downtown Phoenix. The region receives about 16 inches of rain per year, enough to support chaparral vegetation.
The Resolution copper mine is near Superior, Arizona (population 3,500), along the west side of the Pinal Mountains in central Arizona, 64 miles east of downtown Phoenix. The region receives about 16 inches of rain per year, enough to support chaparral vegetation.
Gem Theft in Tucson
March 2001
Police are investigating the theft of five stones, valued by their owner at $128,000, from an exhibit at a Tucson gem show.The largest of the stones taken from the show was a 7-inch-tall pink tourmaline worth $85,000.
Police are investigating the theft of five stones, valued by their owner at $128,000, from an exhibit at a Tucson gem show.The largest of the stones taken from the show was a 7-inch-tall pink tourmaline worth $85,000.
The Bawl Mill
May 2007
• Trash full of cash
• Auditors audit the auditors
• I smell bacon
• Trash full of cash
• Auditors audit the auditors
• I smell bacon
How to Upgrade Your Pocket Plunger
November 2016
These three simple upgrades, when taken together, will considerably increase a pocket plunger’s magnetic pull and make it less susceptible to breakage.
These three simple upgrades, when taken together, will considerably increase a pocket plunger’s magnetic pull and make it less susceptible to breakage.
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The Bawl Mill
• Guest Editorial—Sentaor Craig of Idaho Looking Into MSHA Complaints
• Guest Editorial—Changing the Rules
• Gold Prospecting on Sixmile River
• Town Hall Meeting in Sierra City, California
• Picks & Pans: Tips for Nuggestshooting—How to Increase Your Gold Finds (Part II)
• An Unusual Death in Downieville's Gold Rush
• Metals and Precious Stones in Wyoming
• Looking Back
• Gold at Dale, California
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
