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When Gold Moves, Placers Form
July 2010 by Chris Ralph
What it takes to move gold is turbulent, fast-moving water. Normally the water is heavy with clay and all sorts of sentiments that have been ripped up from the bed of the river or carried down from the tributaries above.
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Company Notes
June 2001
• Vista Gold Corp
• Pan American Silver Corp
• Mountain Province Mining
• Vista Gold Corp
• Pan American Silver Corp
• Mountain Province Mining
Ask The Experts: How to handle gold in cyanide; how to sample a platinum deposit
May 2010
Is there a method which can be done safely to get the metals to drop out of the cyanide solution? What is the best way to learn how to evaluate the potential of this serpentine platinum deposit potential?
Is there a method which can be done safely to get the metals to drop out of the cyanide solution? What is the best way to learn how to evaluate the potential of this serpentine platinum deposit potential?
Picks & Pans: Fig Tree, Grape Vine and Good Gold
November 2002
The south fork of the Yuba River was still too high to cross safely on the first day of the dredging season for 2002, but Leon was able to use this condition to his advantage. He dredged high on the bank where big dredges would not go and produced...
The south fork of the Yuba River was still too high to cross safely on the first day of the dredging season for 2002, but Leon was able to use this condition to his advantage. He dredged high on the bank where big dredges would not go and produced...
The Other Minerals of Mt. Diablo
January 2000
Although it is now known that Mount Diablo, located in Contra Costa County in the East Bay region of the San Francisco Bay Area, was the site of the largest coal mining operation in the state during the last half of the 19th century... this majestic focal point... also was the source of other minerals.
Although it is now known that Mount Diablo, located in Contra Costa County in the East Bay region of the San Francisco Bay Area, was the site of the largest coal mining operation in the state during the last half of the 19th century... this majestic focal point... also was the source of other minerals.
Looking Back
October 2004
Excerpts for CMJ published 50 years ago this month.
Excerpts for CMJ published 50 years ago this month.
Over the Divide
January 2000
David N. Skillings, Jr
David N. Skillings, Jr
Ask The Experts—Studies with summaries and conclusions please...
August 2011
Q: ...A number of scientific studies have been done that concluded our level of dredging is “not” harmful to fish or habitat. I suggest that the Mining Journal list some of these specific studies with brief summaries and conclusions.
Q: ...A number of scientific studies have been done that concluded our level of dredging is “not” harmful to fish or habitat. I suggest that the Mining Journal list some of these specific studies with brief summaries and conclusions.
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The Bawl Mill
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• The Curious Saga of the Jack Wade Creek Dredge
• The Guaniamo Diamond Region, Venezuela—Part I
• Nevada Mining Tax Fails in Signature Drive
• Taxes, Numbers & Mining
• Melman on Gold & Silver
• What Was That Article Again?
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