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.Additional articles that might interest you...
The Ferris-Haggarty Copper-Gold Mine, Grand Encampment District, Wyoming
January 2003
At the close of the 19th Century, optimism was high that Wyoming would become an important source for copper much like the neighbor states of Colorado, Utah, and Montana. This dream was short-lived...
At the close of the 19th Century, optimism was high that Wyoming would become an important source for copper much like the neighbor states of Colorado, Utah, and Montana. This dream was short-lived...
Over the Divide
January 2000
David N. Skillings, Jr
David N. Skillings, Jr
Freegold Mountain Project
September 2012
Few areas of the world have a mining history comparable to Canada’s Yukon Territory thanks to the fabled Klondike Gold Rush, which took place from the late 1890s into the early years of the Twentieth Century. Tens of thousands of prospectors and treasure hunters poured into the Territory following the discovery of placer gold...
Few areas of the world have a mining history comparable to Canada’s Yukon Territory thanks to the fabled Klondike Gold Rush, which took place from the late 1890s into the early years of the Twentieth Century. Tens of thousands of prospectors and treasure hunters poured into the Territory following the discovery of placer gold...
Wyoming's Billion Dollar Nugget
June 2006
On the high desert of Wyoming, the Dickie Springs/Oregon Gulch gold deposit has been known about for over 143 years. Since 1863, early settlers who crossed the continental divide worked and studied this deposit. Reports suggest...
On the high desert of Wyoming, the Dickie Springs/Oregon Gulch gold deposit has been known about for over 143 years. Since 1863, early settlers who crossed the continental divide worked and studied this deposit. Reports suggest...
Detecting For Gold—Are You Up For It?
April 2013
Over the years that I have been detecting for gold I have had many of the same questions come up. I decided to write this article to hopefully answer some questions that a person wishing to detect for gold may have.
Over the years that I have been detecting for gold I have had many of the same questions come up. I decided to write this article to hopefully answer some questions that a person wishing to detect for gold may have.
Legislative and Regulatory Update
September 2016
• Update on suction gold dredging
• Update on suction gold dredging
New Study of the Formation of Nuggets—Part II
January 2008
Last month we took a look at the origins of coarse gold nuggets and the results of some new science about how they form. This new information pointed out that many nuggets once thought to be of secondary origin are formed under hot conditions...
Last month we took a look at the origins of coarse gold nuggets and the results of some new science about how they form. This new information pointed out that many nuggets once thought to be of secondary origin are formed under hot conditions...
Subscription Required:
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
