All Articles
Understanding and Evaluating Desert Mineralization for Nuggetshooters
July 2005 by Jim Straight
The primary source of many dryplacers is from the weathering of small to large hardrock sulphide ledges to yield free-gold, soluble salts and iron oxides. Placer gold, both large and small nuggets, can be found from the top inch down...
Additional articles that might interest you...
Legislative and Regulatory Update
July 2004
• Enviros lose in Utah, but is this a win for miners?
• BLM slates July meetings for Cortez Gold Mine
• ESA comments needed
• NMFS hatchery policy angers ESA critics
• Enviros lose in Utah, but is this a win for miners?
• BLM slates July meetings for Cortez Gold Mine
• ESA comments needed
• NMFS hatchery policy angers ESA critics
Ask The Experts: Sulfides and fluxes
July 2017
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
The Lost Silver Triangle of the Sierra Madre—Conclusion: Tayopa, Guaynopa, and Guaynopita
July 2008
Lieutenant Henry O. Flipper might well have been correct about the “Santa Fe de Rodríquez” being the name of what is now called Guaynopa. However, an Indian named Agustín de la Cruz, who was associated with Cristóbal Rodríquez, is credited with discovering the mine in 1741. It is probable that the Spanish settlement had indeed been found because of its rather extensive ruins.
Lieutenant Henry O. Flipper might well have been correct about the “Santa Fe de Rodríquez” being the name of what is now called Guaynopa. However, an Indian named Agustín de la Cruz, who was associated with Cristóbal Rodríquez, is credited with discovering the mine in 1741. It is probable that the Spanish settlement had indeed been found because of its rather extensive ruins.
It's the Bottom of the Ninth—And Not Just for California
December 2013
If we lose, the radical environmentalists have a roadmap to replicate their success everywhere.
If we lose, the radical environmentalists have a roadmap to replicate their success everywhere.
Deadly Storms May Expose Gems in Sri Lanka
October 2003
Floods and landslides that struck Sri Lanka several months ago, killing 266 people, may bring a windfall for miners. The movement of tons of soil and rock is believed to have unearthed new gems according to local industry workers.
Floods and landslides that struck Sri Lanka several months ago, killing 266 people, may bring a windfall for miners. The movement of tons of soil and rock is believed to have unearthed new gems according to local industry workers.
Looking Back
May 2002
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Update on MMAC & PLP
June 2015
Public Lands for the People is working on a Miner's Bill of Rights with the support of several members of Congress.
Public Lands for the People is working on a Miner's Bill of Rights with the support of several members of Congress.
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The Bawl Mill
• Our Readers Say
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• New Regulations for Major Precious Metal Dealers
• The Paradox Basin—Part I
• The Safety in Tax Deductions for Safety
• A Search for Tantalum
• Copper is King in Arizona
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• Melman on Gold & Silver
