All Articles
Lamproites and Diamonds
November 2002 by W. Dan Hausel
Most prospectors are aware that diamonds are sometimes found in kimberlite, but few are aware that diamonds are also found in another rock type known as lamproite. Lamproite is a very rare volcanic rock that often...
Additional articles that might interest you...
Benches and Fossil Placers
March 2013
Unfortunately for us mortal humans, we have a poor perspective on geologic time. When we look at a landscape such as a stream valley, we see it only in two, or at the most, three dimensions. We have poor comprehension of the valley’s fourth and most important dimension—time.
Unfortunately for us mortal humans, we have a poor perspective on geologic time. When we look at a landscape such as a stream valley, we see it only in two, or at the most, three dimensions. We have poor comprehension of the valley’s fourth and most important dimension—time.
Mining Stock Quotes and Mineral & Metal Prices
November 1999
The Economic Impact of Suction Dredging in California
September 2009
The 1994 Environmental Impact Report, along with additional information provided here, proves without a doubt that suction dredge miners contribute significant wealth to the economy of California.
The 1994 Environmental Impact Report, along with additional information provided here, proves without a doubt that suction dredge miners contribute significant wealth to the economy of California.
Ask The Experts—Difference between a Geiger counter and scintillator
October 2011
Would you explain the difference between a Geiger counter and a scintillator and how they operate in uranium prospecting?
Would you explain the difference between a Geiger counter and a scintillator and how they operate in uranium prospecting?
Newmont Steps Up For Laid Off Workers
October 2008
Newmont Mining Corp. covered the final uncashed paychecks of workers who were laid off in August from the Jerritt Canyon Mine by another mining outfit.
Newmont Mining Corp. covered the final uncashed paychecks of workers who were laid off in August from the Jerritt Canyon Mine by another mining outfit.
New Montana Board Moves to Halt Mining
February 2006
The Montana Board of Environmental Review has extended the comment deadline on a proposed rule for treating water discharged by mining operations. The new deadline is March 17.
The Montana Board of Environmental Review has extended the comment deadline on a proposed rule for treating water discharged by mining operations. The new deadline is March 17.
Siskiyou National Forest Update
July 2002
For the past two years, miners in southwest Oregon have been bombarded by one attack on mining after another.
For the past two years, miners in southwest Oregon have been bombarded by one attack on mining after another.
Subscription Required:
The Bawl Mill
• Our Readers Say
• Working the Belmont Mine, Butte, Montana—1953 (Part 2)
• A Real Placer Miner
• Mojave Desert Gold
• Miner Unhappy After Judge Dismisses Charges
• Picks & Pans: Fig Tree, Grape Vine and Good Gold
• Sluicing on Bedrock
• Sandstone Silver in Texas
• A Few Prospecting Notes From Jim Straight
• Explorers to Salvage Gold-Laden Ship
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
