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Ask The Experts — How have fellow dredgers modified their dredges in order to retain fine gold?
March 2008 by David Knowlen
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.”...Additional articles that might interest you...
Mining Journal Honored as Prospecting Magazine of the Year!
September 2014
The Hunt for Remote Canyon Gold
November 2014
A large, 8-pennyweight piece popped out of a very small crevice where the water had been extremely swift in the winter, leaving no visible gravel.
A large, 8-pennyweight piece popped out of a very small crevice where the water had been extremely swift in the winter, leaving no visible gravel.
The Bawl Mill
March 2004
• Nearly half their income goes to the government...
• Prison life has its priviledges
• Nearly half their income goes to the government...
• Prison life has its priviledges
Melman on Gold & Silver
May 2001
If this past month has proved anything, it is the reversible nature of the rule that “what goes up must come down” which now also can read “what goes down must come up.”
If this past month has proved anything, it is the reversible nature of the rule that “what goes up must come down” which now also can read “what goes down must come up.”
ICMJ 9th Annual Photo Contest Results
January 2000
See the top 10 winners!
See the top 10 winners!
Legislative and Regulatory Update
April 2010
• Setback in California suction dredging fight
• Appeals court hears arguments on forest roads rule
• States push back on firearms
• Setback in California suction dredging fight
• Appeals court hears arguments on forest roads rule
• States push back on firearms
Greenstone
August 2004
Greenstone is a hard, tough, altered igneous rock, usually dark green in color. The term “greenstone” has been loosely applied to all greenish rock, including peridotite, dunite, jade, serpentine, and even hydro thermally altered rocks in mining districts. True greenstone is...
Greenstone is a hard, tough, altered igneous rock, usually dark green in color. The term “greenstone” has been loosely applied to all greenish rock, including peridotite, dunite, jade, serpentine, and even hydro thermally altered rocks in mining districts. True greenstone is...
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The Bawl Mill
• Ask The Experts — Could you please include the stock symbol in "Mining Stock Quotes"?
• Gryphon Gold and the Borealis Project
• A Modern Day Prospector’s Story
• Conducting Research To Find New Gold Deposits
• New Tax Considerations For Your Mining Business
• Searching for Gold at Paradise Valley, Alaska
• The Carson City Mint
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
