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Pocket Gold in Gneiss
March 2004 by Edgar B. Heylmun, PhD
Metamorphic rocks such as gneiss and schist are known for their pocket gold deposits. Such pockets may not be large enough for major mining operations, but may be very rewarding for individuals or small companies. Gold-bearing quartz veins may cut gneiss or schist, but often the veins parallel the bedding, or foliation. The origin of mineralized veins, which parallel the foliation, has been kicked around for years.Additional articles that might interest you...
Feds Move Oil Shale to Front Burner
February 2006
A recent hearing on federal plans to unlock oil shale reserves in the Intermountain West was packed by small-time speculators, some of whom questioned whether today’s technology would let them squeeze oil out of rock profitably.
A recent hearing on federal plans to unlock oil shale reserves in the Intermountain West was packed by small-time speculators, some of whom questioned whether today’s technology would let them squeeze oil out of rock profitably.
Cashing In Your Gold: Working With A Refiner
September 2008
Many miners who have hoarded their gold for years are now tempted by higher prices. Several friends with multiple pound nugget collections have sold them recently for cash.
Many miners who have hoarded their gold for years are now tempted by higher prices. Several friends with multiple pound nugget collections have sold them recently for cash.
The St. Louis Gold District
February 2009
In 1848 and 1849, miners had pushed all through the western Sierra foothills making many fantastic gold discoveries. The far north end of California’s Mother Lode country, however, had received little exploration.
In 1848 and 1849, miners had pushed all through the western Sierra foothills making many fantastic gold discoveries. The far north end of California’s Mother Lode country, however, had received little exploration.
The Paragenesis of Gold & Silver Deposits
March 2015
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
Ask the Experts: Who manufactures the diagonal vibrating table?
March 2012
Q: Who manufactures the diagonal vibrating table?
Q: Who manufactures the diagonal vibrating table?
Ask the Experts
December 2013
Market for scheelite concentrates?
Market for scheelite concentrates?
Strategies for Dig and Detect Operations
November 2022
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