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VMS Deposits in Central Arizona
October 2004 by John Rothermel
Volcanogenic Massive Sulfide (VMS) deposits in the Central Arizona Precambrian volcanic belt occur within a felsic package of volcanic rocks capped by an exhalite unit comprised of cherts, iron formations and siliceous members.
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Ask The Experts
May 2016
• Any suggestions about gold panning in Oregon?
Proposed Regulations for California Suction Dredging
April 2011
One of the most asinine proposals in the SEIR is to require miners to state when and where they will be dredging. This information would be accessible to the public, which would make them prime candidates for getting their homes burglarized while they are out mining.
One of the most asinine proposals in the SEIR is to require miners to state when and where they will be dredging. This information would be accessible to the public, which would make them prime candidates for getting their homes burglarized while they are out mining.
Collector Reaches New Lows to Find Bottles
February 2000
Not everyone would admit to digging through old outhouse pits, but George Piasecki says it's all part of the game for a bottle collector.
Not everyone would admit to digging through old outhouse pits, but George Piasecki says it's all part of the game for a bottle collector.
Mystery of Olmec Jade Solved
July 2002
Since the 18th century, collectors, geologists and archaeologists have sought the answer to a frustrating mystery: The ancient Olmecs fashioned statues out of striking blue-green jade, but the stone itself was nowhere to be found in the Americas.
Since the 18th century, collectors, geologists and archaeologists have sought the answer to a frustrating mystery: The ancient Olmecs fashioned statues out of striking blue-green jade, but the stone itself was nowhere to be found in the Americas.
The Bawl Mill
January 2019
- Wanted: real, live workers
- Always vote for yourself
- OMG! :(
Then and Now: Is Gold Really Money?
October 2011
The gold from 80 years ago still holds all of its value—it’s the Dollar that has been damaged.
The gold from 80 years ago still holds all of its value—it’s the Dollar that has been damaged.
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The Bawl Mill
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• The Guyana Highlands
• Prospecting with a VLF-Type Gold Detector
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• 2004 California State Gold Panning Championships
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• The French Mines of El Boleo
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• Melman on Gold & Silver
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