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The Tangential Impulse Water Wheel in California Gold Mining History—Part I
February 2004 by Guest Writer
The modern tangential impulse water wheel, a device best suited for hydroelectric power production where high water head is available, is an ingenious device born in the historic gold mining industry of California in the 19th Century.Additional articles that might interest you...
Silver City Prospecting Adventures
May 2009
I got to Silver City late on a Friday night (OK, it was 2:30am Saturday morning), and the first few snowflakes began to fall as I pulled into the campsite.
I got to Silver City late on a Friday night (OK, it was 2:30am Saturday morning), and the first few snowflakes began to fall as I pulled into the campsite.
Clarification on Oregon's SB838
August 2014
The 100-yard restriction in SB838 actually applies to all motorized mining for the purpose of extracting gold, silver or any other precious metal that results in the disturbance of vegetation.
The 100-yard restriction in SB838 actually applies to all motorized mining for the purpose of extracting gold, silver or any other precious metal that results in the disturbance of vegetation.
The Lynx Creek Placers, Arizona
January 2006
Anyone prospecting Northern Arizona has likely heard of the famed Lynx Creek placers, found along one of the richest creeks in the state.
Anyone prospecting Northern Arizona has likely heard of the famed Lynx Creek placers, found along one of the richest creeks in the state.
Our Readers Say
October 2002
• "It's not often that I disagree with your opinions..."
• "Thank you..."
• "I've enjoyed metal detecting..."
• "It's not often that I disagree with your opinions..."
• "Thank you..."
• "I've enjoyed metal detecting..."
Guest Editorial—Changing the Rules
May 2000
Increasing restrictions on use of public lands are causing a widening tear through the country's economic and social fabric.
Increasing restrictions on use of public lands are causing a widening tear through the country's economic and social fabric.
Mining Stock Quotes and Mineral & Metal Prices
August 2002
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.”
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