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Mining Stock Quotes and Mineral & Metal Prices
August 2008 by Staff
Ask The Experts—Extraction of micro gold from black sands
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
Metal Detector Only Requirement for Hunting Treasure
In 1977, Mary Lee Bunch bought her husband a Christmas gift she joked would "keep him off the streets." Sure, Milton Bunch is off the streets. But now you can't keep him off the roadsides...
Ask the Experts
Questions regarding processing black sands
Wyoming's Billion Dollar Nugget—The Trilogy Ends
With eight loads processed, a pumpkin-size rock fell into the hopper, stopping the whole operation until I could lift it out.
Placer Diamonds in Venezuela
A large number of gem and industrial grade placer diamonds have been found in or near a number of creeks and rivers in Venezuela. The area involved is in the southeastern parts...and is inhabited by fierce Yanomamo Indians.
Rock and Formations of the Mother Lode Gold Belt
The faulting, folding and shearing that occurred in the Mother Lode belt has created zones of structurally weak rocks or contacts between different types of rock, which has been favorable for the deposition of gold bearing ores.
An Interview with Minelab Engineer Mark Lawrie
The design of metal detectors well-suited for prospecting is an interesting process and not necessarily an easy one to achieve. It is a combination that blends the desires of what prospectors would like, the requirements of sales people and dealers, with the science and physics of what the electronics can achieve.
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• From the Editor
• Eight Reasons To Release Oil From The Strategic Petroleum Reserve
• No Leprechaun Needed
• Building A Mine—Dust Devil Sunstones
• Remote Throttle Benefits Dredgers
• Pickering Bar Revisited
• John Fremont and the Gold Mines of Las Mariposas
• The Pay Streak: Redefined With Metal Detectors
• No Gas Needed
• Melman on Gold & Silver
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