All Articles
Mining Stock Quotes and Mineral & Metal Prices
April 2003 by Staff
The Other Minerals of Mt. Diablo
Although it is now known that Mount Diablo, located in Contra Costa County in the East Bay region of the San Francisco Bay Area, was the site of the largest coal mining operation in the state during the last half of the 19th century... this majestic focal point... also was the source of other minerals.
Arizona Prospector Rescued from Mine Shaft
“I heard him hollering down in the hole as soon as I got there,” he said. “I was just glad to see him alive.”
Las Médulas—The Gem of the Roman Gold Mines
This mine was a real wonder of engineering, and the water supply and drifts had to be carefully managed to keep it in operation. In fact, it didn’t close due to lack of gold, but instead closed with the fall of the Roman Empire.
Our Readers Say
Comments Regarding our Gold Prospecting and Mining Summit in mid-May...
"What you did for us was very special...."
"Your patience with all of us is to be commended..."
"I learned a lot and hope to be back again next year...."
Wyoming's Billion Dollar Nugget—The Trilogy Ends
Our testing over the past 15 years was to confirm or deny the USGS report completed in 1978. Besides the half acre test dig, we completed many additional test digs by hand and with the backhoe.
BLM Reports That 'Mining' Brings Most Public Reward
A report from the Bureau of Land Management (BLM) titled "Public Rewards from Public Lands—Fiscal 1998", shows that minerals production is the largest income producer for the federal government on BLM-managed lands.
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The Bawl Mill
• Impact of Habitat Designations Grossly Underestimated
• Manslaughter Charges Dropped Against Sixteen to One Mine
• A Unique Prospecting Method
• Over the Divide
• Cripple Creek, Colorado
• Picks & Pans: Virginia Prospecting
• PLP Gets the Key!
• Mariposa, California
• The Ocampo District, Chihuahua
• The Collaboration
• Mud Creek Placer Mine
• Looking Back
• Melman on Gold & Silver
