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Looking Back
May 1999 by Staff
Excerpts from California Mining Journal, our original title, published 50 years ago this month.Additional articles that might interest you...
Turning Acid Mine Drainage Into Drinking Water?—Grass Valley Company May Have the Answer
September 2000
HPT Research recently tested their patented process for treating Acid Mine Drainage (AMD) on thousands of gallons of contaminated water at the Mammoth Mine.
HPT Research recently tested their patented process for treating Acid Mine Drainage (AMD) on thousands of gallons of contaminated water at the Mammoth Mine.
Sage-Grouse Won't Get ESA Listing For Now
April 2010
The Obama administration announced on March 5 its decision not to list the sage-grouse as threatened or endangered at the moment, though it left the door wide open to future listing.
The Obama administration announced on March 5 its decision not to list the sage-grouse as threatened or endangered at the moment, though it left the door wide open to future listing.
Silver Bonanza in the Sierra Madre: The Glorious Past of Batopilas—Part II
November 2007
John Kyrk was a prospector who appeared in Batopilas about 1863. Little is known about him, but he had the foresight to pick a mine just 59 yards north of the San Miguel property, and dug a tunnel that ran parallel with the San Miguel in the same mountain, cutting the same veins.
John Kyrk was a prospector who appeared in Batopilas about 1863. Little is known about him, but he had the foresight to pick a mine just 59 yards north of the San Miguel property, and dug a tunnel that ran parallel with the San Miguel in the same mountain, cutting the same veins.
University of Nevada Offers Online Mineral Processing Class
January 2010
The University of Nevada, Reno, and the Department of Mining Engineering at the Mackay School of Earth Sciences and Engineering, have teamed up to provide an online course in mineral processing.
The University of Nevada, Reno, and the Department of Mining Engineering at the Mackay School of Earth Sciences and Engineering, have teamed up to provide an online course in mineral processing.
Important Court Cases
December 2006
Siskiyou Regional Education Project (SREP) v. US Forest Service was appealed to the 9th Circuit Court of Appeals; the Karuk's have abandoned their latest request for emergency regulations in California; and the California Regional Water Quality Control Board seeking comments "to protect stream and wetland systems."
Siskiyou Regional Education Project (SREP) v. US Forest Service was appealed to the 9th Circuit Court of Appeals; the Karuk's have abandoned their latest request for emergency regulations in California; and the California Regional Water Quality Control Board seeking comments "to protect stream and wetland systems."
Legislative and Regulatory Update
April 2010
• Setback in California suction dredging fight
• Appeals court hears arguments on forest roads rule
• States push back on firearms
• Setback in California suction dredging fight
• Appeals court hears arguments on forest roads rule
• States push back on firearms
Central Coast Ranges
May 2003
A series of coastal ranges, separated by narrow valleys, characterize coastal California south of Monterey. The mountains rise to 5,800 feet in elevation, with annual rainfall varying from 12 to 64 inches, depending on elevation and exposure.
A series of coastal ranges, separated by narrow valleys, characterize coastal California south of Monterey. The mountains rise to 5,800 feet in elevation, with annual rainfall varying from 12 to 64 inches, depending on elevation and exposure.
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