All Articles
Metal Detecting Within the Cordillera for Gold Placers Associated With Tertiary Epithermal Ore Deposits
January 2001 by Jim Straight
This is a follow-up article to “Epithermal Ore Deposits...” published in the December 2000 issue. Related tables and maps were included with the previous article. If you did not receive the December issue you can still view the previously published maps on our web site by clicking on “January 2001 Featured Article.”—Editor
Additional articles that might interest you...
Mining Boom Is Back In Northern Nevada
April 2007
At the Gold Quarry open-pit mine, a massive electric shovel scoops 40 tons of earth in a single bite and dumps it into a 325,000-pound truck the size of a two-story house.
At the Gold Quarry open-pit mine, a massive electric shovel scoops 40 tons of earth in a single bite and dumps it into a 325,000-pound truck the size of a two-story house.
The Bawl Mill
November 2008
• A true alarm clock
• No better time to roast a pig
• By the numbers…
• A true alarm clock
• No better time to roast a pig
• By the numbers…
Legislative and Regulatory Update
January 2005
• "No surprises" ruled restored
• Supreme Court to address submerged lands in Alaska
• Governors say reform the ESA
• Miners need to stay involved in each state
• "No surprises" ruled restored
• Supreme Court to address submerged lands in Alaska
• Governors say reform the ESA
• Miners need to stay involved in each state
Platinum Claims on Heines Creek
April 2002
There aren’t too many workable placer deposits of platinum in the world today. Most of the platinum found is in hardrock lodes, usually mixed in the gold, silver or copper outcrops.
There aren’t too many workable placer deposits of platinum in the world today. Most of the platinum found is in hardrock lodes, usually mixed in the gold, silver or copper outcrops.
Rediscovering Placerville, California
February 2011
Several areas came to mind, but each was eliminated for one reason or another. One that seemed to be hanging on was the old historic mining town called Placerville.
Several areas came to mind, but each was eliminated for one reason or another. One that seemed to be hanging on was the old historic mining town called Placerville.
Ask The Experts — How have fellow dredgers modified their dredges in order to retain fine gold?
March 2008
Q: In the article by David Knowlen, “There’s Still Gold in the Umpqua River,” January 2008, the author stated that “most conventional dredges with normal angles of sluice setup do not retain this gold.”...
Q: In the article by David Knowlen, “There’s Still Gold in the Umpqua River,” January 2008, the author stated that “most conventional dredges with normal angles of sluice setup do not retain this gold.”...
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