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Gold in Gossan
March 2003 by Edgar B. Heylmun, PhD
Gossan is defined as being an iron-bearing capping over a sulfide deposit. It is formed by the oxidation and leaching of sulfide minerals, leaving hydrated iron oxides such as limonite and goethite, along with manganese oxides.
Silverton's Gold
Within this area, about two million ounces of gold and fifty million ounces of silver have been mined. Faults, dikes, veins and fissures that carry the ore form a concentric radial pattern—like spokes on a wagon wheel—around the caldera core.
Ask The Experts - What is the name and model of the old jaw crusher pictured in last month’s issue?
GATA Update
Since we first reported on this story in January 2001, the Gold Anti-Trust Action Committee has been active with their investigation of possible gold price manipulation by the US government, large bullion banks, and the Bank of International Settlements (BIS).
Special Rock
This “special” rock was much bigger and after having smashed it in half, and then in half again and again, a small gold nugget just sat there looking at me, still embedded in a small mix.
Dredging Alternative: High Banking
The hope was that a bit of the gold from that famous old pocket mine had worked its way down the slope of the hill and into the gravels Pat and his crew were planning to mine.
Guest Editorial—Globalizing Mining in America, Part II
Defeating the Biodiversity Treaty
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The Bawl Mill
• The Steeple Rock District, New Mexico
• The Hunt for Diamonds, Nunavut, Canada
• Famous Yuba River Dredge Sinks
• Gold in Maine?
• Mud Creek Placer Mine Adventure
• Junior Miners and Investors Gather in Canada
• Picks & Pans: Dredging at Douglas Creek, Wyoming
• Company Notes
• Gold Prospecting on the East Fork River, Alaska (Part III—Conclusion)
• National Mining Hall of Fall and Museum Calls for Poetry
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
• Looking Back
