All Articles
How To Locate Diamonds
July 2008 by W. Dan Hausel
How to locate diamonds: This article focuses on the principal host rock for diamond and describes some gemstones (and kimberlitic indicator minerals) typically found with diamond.
The Essentials of Dry Washing
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Legislative and Regulatory Update
Suction dredging court cases in California linger on
Proposal Submitted for Lab at Homestake
Rapid City, S.D. (AP)—Scientists and a team of South Dakotans have submitted a $281 million, five-year plan to turn Homestake Mine in Lead into the world’s largest underground laboratory.
The Ups and Downs of Nugget Hunting
I returned to the WSPA claim. Still smug from my previous success, I was thinking I could not fail. However, the gold gods had other plans.
The Bawl Mill
• Do as I say, not as I do...
• A poor investment...
Old Mine Sites and New Technology
We’ve had two trips to the deserts of Nevada and explored mines and mill sites, hiked miles of ravines in California, and swung our detector coils over thousands of square yards of bedrock.
Sulfides, Selenides and Tellurides
The early day miners feared it, and it happened a lot more often than they would have liked: the easily worked rich surface ores they discovered gave way as they mined downward to a vein full of sulfides, base metals and other nasty, rebellious and...
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The Bawl Mill
• The Lost Silver Triangle of the Sierra Madre—Conclusion: Tayopa, Guaynopa, and Guaynopita
• The Greenwood Gold Project
• Miners Go To Work In Washington
• Natural Crystalline Gold
• The Vore Mine
• Tools of the Modern Prospector: The GPS
• Whitehall Mine Foregoing Closure
• Work Begins At Rock Creek Mine
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• The National Mining Hall of Fame to Induct Four
• Looking Back
