All Articles
Spencer Opal Deposits, Idaho
July 2003 by Lawrence Dee
In order to give the reader a better appreciation of some alternative valuable minerals that can be found by the average prospector, we visited Bob Thompson’s Opal Mountain Mine located in Spencer, Idaho.
Additional articles that might interest you...
Mariposa, California
April 2003
The sleepy town of Mariposa, known more today as one of the gateways to Yosemite National Park, was once considered the southern end of the famed “Mother Lode” gold deposits that stretched hundreds of miles throughout California’s Sierra...
The sleepy town of Mariposa, known more today as one of the gateways to Yosemite National Park, was once considered the southern end of the famed “Mother Lode” gold deposits that stretched hundreds of miles throughout California’s Sierra...
Ask the Experts
April 2012
Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
Alaska Geologist Survives Grizzly Attack
August 2010
“When he stepped into the clearing he didn’t snarl and stand up and show me how big he was. He just came for me,” Miller said.
“When he stepped into the clearing he didn’t snarl and stand up and show me how big he was. He just came for me,” Miller said.
Legislative and Regulatory Update
April 2008
• FWS to delist gray wolf
• Miners need to be heard on wilderness bills
• HR 2016
• FWS to delist gray wolf
• Miners need to be heard on wilderness bills
• HR 2016
Greenhorn Finds Gold in Colorado
November 2016
Using a snuffer bottle to pick it out of the pan, he continued his panning efforts. He continued to find more yellowish stuff, but it wasn’t shiny like he thought gold should look.
Using a snuffer bottle to pick it out of the pan, he continued his panning efforts. He continued to find more yellowish stuff, but it wasn’t shiny like he thought gold should look.
Idaho-Maryland Mine—History Restarted
August 2003
It was late October 1850, and, as the story goes, George McKnight was rushing along trying to round up his cows when he stumbled. He was not a happy man as he kicked the fist-sized rock in disgust. The disgust changed quickly to interest...
It was late October 1850, and, as the story goes, George McKnight was rushing along trying to round up his cows when he stumbled. He was not a happy man as he kicked the fist-sized rock in disgust. The disgust changed quickly to interest...
California State and US National Panning Championships
October 2012
On Labor Day weekend, September 1st and 2nd, two days of furious, almost non-stop panning went on.
On Labor Day weekend, September 1st and 2nd, two days of furious, almost non-stop panning went on.
Subscription Required:
The Bawl Mill
• Our Readers Say
• PLP Members Win Occupancy Case—Appeals Continue
• Prospecting for Iron in Alaska
• Gold Deposits in Skarn
• Picks & Pans: Highbanking on the American River
• Platinum Firm, Palladium to Remain Weak
• Company Notes
• Hillside Placers
• Elko Mining Expo a Success
• Gold Prospecting in Alberta
• National Mining Hall of Fame to Induct Six
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
• Looking Back







