Serpentine in California
May 2000 by Edgar B. Heylmun, PhDSerpentine, 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.
• Suction dredging update for California
• The anti-mining Congress
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
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.
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.
• Trash full of cash
• Auditors audit the auditors
• I smell bacon
These three simple upgrades, when taken together, will considerably increase a pocket plunger’s magnetic pull and make it less susceptible to breakage.
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