All Articles
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.In Pursuit of Gold and Silver in the Sierra Madres—Buying the Pilot Mill
In 2005, my wife and I, along with our supervisor Horacio, made numerous business and supply trips from Arivechi, Sonora, to the capital of Sonora, Hermosillo. This is a distance of 135 miles along a very narrow paved mountain road.
Melman on Gold & Silver
...the Obama Administration continues to grapple with the reality that the number of Americans who are growing disenchanted with government solutions to problems appears to be growing.
A Word from the Editor
Following the hundreds of delivery complaints we received regarding our January 2006 issue, the US Postal Service made a few suggestions to help stem the tide of late deliveries.
An Interview with Minelab Engineer Mark Lawrie
The design of metal detectors well-suited for prospecting is an interesting process and not necessarily an easy one to achieve. It is a combination that blends the desires of what prospectors would like, the requirements of sales people and dealers, with the science and physics of what the electronics can achieve.
Legislative and Regulatory Update
• The 1872 Mining Law
• Roadless decision due soon
• MSHA Review Commission
• Sage grouse decision due soon
Mining Stock Quotes and Mineral & Metal Prices
Hidden Value in Old Tailings
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
Subscription Required:
The Bawl Mill
• Our Readers Say
• Buying or Investing in Mineral Properties
• The Joy of Prospecting
• Company Notes
• Picks & Pans: Rattlesnakes in a Gold Camp
• Old-Time Mining Geology Books
• Ask the Experts: Recommended Reading—Part I
• Consider Adding Gold to Your Portfolio
• US Files Charges Against Gold Refiner
• Gold in Australia
• Gold in Rotten Rock
• Restoring the Rule of Law to US Mining
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
