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Search for the Legendary Sierra Azul
June 2001 by Robert P. Ezzo
One of the most unique mining stories to derive from the days of the Spanish conquest of the Southwest is the legendary story of the Sierra Azul, or “Blue Mountain” of Arizona. The first reports of what some historians maintain is nothing more than mere myth, came in the middle of the seventeenth century, and it survived as a frontier tradition into the nineteenth century.Additional articles that might interest you...
Gold From Black Sand Tailings
October 2011
The pile up on the small hill had to be a couple yards of black sand. I’m not one to ignore a little gold even if it is small in size—I have always believed that gold fever comes in all sizes.
The pile up on the small hill had to be a couple yards of black sand. I’m not one to ignore a little gold even if it is small in size—I have always believed that gold fever comes in all sizes.
Our Readers Say
October 2002
• "It's not often that I disagree with your opinions..."
• "Thank you..."
• "I've enjoyed metal detecting..."
• "It's not often that I disagree with your opinions..."
• "Thank you..."
• "I've enjoyed metal detecting..."
Looking Back
September 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.
Melman on Gold & Silver (2007 Year in Review)
December 2007
This past four weeks saw a major shift in the scope of financial headlines. Where recent months have focused almost entirely on the “subprime” crisis and resultant credit problems, the US Dollar itself became the center of attention last month as it entered a period of severe decline against the Euro, Australian Dollar, British Pound, Swiss Franc and Canadian Dollar.
This past four weeks saw a major shift in the scope of financial headlines. Where recent months have focused almost entirely on the “subprime” crisis and resultant credit problems, the US Dollar itself became the center of attention last month as it entered a period of severe decline against the Euro, Australian Dollar, British Pound, Swiss Franc and Canadian Dollar.
Niobium and Tantalum
January 2005
Niobium (columbium) and tantalum are related metals that usually occur together and are associated with vanadium on the periodic chart of the elements. Both metals have seen increased usage in high-tech applications in recent years because of increased availability.
Niobium (columbium) and tantalum are related metals that usually occur together and are associated with vanadium on the periodic chart of the elements. Both metals have seen increased usage in high-tech applications in recent years because of increased availability.
Chavez Eyes Venezuela’s Largest Gold Mine
December 2008
Venezuela announced plans to take over the nation’s largest gold mine, operated by Canada’s Crystallex International Corp., as President Hugo Chavez gradually brings mining operations under state control.
Venezuela announced plans to take over the nation’s largest gold mine, operated by Canada’s Crystallex International Corp., as President Hugo Chavez gradually brings mining operations under state control.
Historic Mining at Mount Diablo, CA
September 1999
Located in Contra Costa County in the East Bay region of the San Francisco Bay Area, Mount Diablo was the site of the largest coal mining operation in the state in the last half of the nineteenth century. The northern foothills of the mountain produced nearly four million tons of coal.
Located in Contra Costa County in the East Bay region of the San Francisco Bay Area, Mount Diablo was the site of the largest coal mining operation in the state in the last half of the nineteenth century. The northern foothills of the mountain produced nearly four million tons of coal.
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