All Articles
The Trapiches of Chile
October 2000 by Dr. Ralph E. Pray
In Chile, the trapiche (tra-peach-ee) method of milling gold ore began more than 400 years ago. The first trapiche, also known as a Chilean mill, was a stone wheel weighing two or three tons rotating on an axle.Legislative and Regulatory Update
• Election fallout
• Bad news in Bolivia
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.
Deep Nuggets From The Strange Little Patch
I began detecting at the bottom of the gully and started making my way upstream. About mid-way there was a nice, flat stretch for about ten feet.
Looking Back
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
History of Mining—Bradshaw Mountains, AZ—Part II
Last month, the earliest mining areas of the Bradshaw Mountains around Prescott, AZ, were explored in the first part of the article. The Lynx Creek and Walker areas still provide many opportunities for weekend prospectors...
Ask The Experts
If it's gold, how should I clean it?
Ask The Experts—Compensation for closed mining claim?
Q: I have a gold claim that the BLM just closed. Should I get compensation for the value of the claim?
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The Bawl Mill
• A Word from the Editor
• Under the Guise of Environmental Protection—EPA Revealed
• The Centennial Lode and the Centennial Ridge District, Wyoming
• Company Notes
• Picks & Pans—In Search of Nome Creek Gold
• Massive Sulfide Deposits in Oregon
• Recreational Dredging on the South Yuba River
• Tales of Liberty Gold
• Drywashing Alluvial Placers
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
