All Articles
VMS Deposits in Central Arizona
October 2004 by John Rothermel
Volcanogenic Massive Sulfide (VMS) deposits in the Central Arizona Precambrian volcanic belt occur within a felsic package of volcanic rocks capped by an exhalite unit comprised of cherts, iron formations and siliceous members.
Gleaning for Gold
It couldn’t possibly be a bullet or other trash this deep into the hill. No sir, it was a solid zip-zip signal that I know so well.
N.Y. Congressman Introduces Utah Wilderness Bill
For the fifth time in the last decade, New York Congressman Maurice Hinchey has introduced legislation to set aside wilderness in Utah.
Mongolia Tax May Chase Off Investment
The gold and copper deposits at Oyu Tolgoi, or “Turquoise Hill,” are among the largest ever found and could give impoverished Mongolia its biggest boost since it abandoned communism 15 years ago—if the Mongolians can figure out how to profit from it.
Metal Detecting Old Hard Rock Mine Dumps
The type of mine dump that is best for metal detecting are the ones that consist of mixed sizes of rock and are located near some sort of excavation, commonly a shaft or adit. Sometimes the piles located along a trench dug by the miners can be productive as well.
Legislative and Regulatory Update
• New California suction gold dredging regulations released—and they are just as bad as we predicted
• Dredgers file US Supreme Court response in Oregon case
• Washington State pushes same suction gold dredging narrative
• Pentagon reverses decision on rare earth projects
Caught Between A Hard Rock and A Rare Earth Place
The same day, while two of us were heading to Vancouver to attend the mining convention, two others from our team were headed to Nevada to begin loading the millsite equipment.
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The Bawl Mill
• Update: Forest Service Interim Rule
• The Guyana Highlands
• Prospecting with a VLF-Type Gold Detector
• Freegold Ventures' Golden Summit Project
• Picks & Pans: Working the Crevices
• Molybdenum
• 2004 California State Gold Panning Championships
• Company Notes
• Why Environmental Groups Prefer Kerry
• The French Mines of El Boleo
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
