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Underground Potash Mine in Arizona

December 27th, 2011 | Comments Off | Posted in Geology.com

American West Potash is exploring the possibilities of an underground potash mine in Arizona .

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Canadian Diamond Mines

December 15th, 2011 | Comments Off | Posted in Geology.com

Throughout the 20th century most people would never have thought about Canada being an important producer of diamonds . But in 1991 two geologists found evidence of kimberlite pipes about 100 miles south of the Arctic Circle. Soon Canada became one of the world’s leading diamond producers.

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Toyota Enters Rare Earth Mining Venture

December 15th, 2011 | Comments Off | Posted in Geology.com

To ensure a reliable supply of heavy rare earth minerals for its hybrid and electric cars , Toyota is entering into a deal that could give them a 49% stake in a Canadian mining operation.

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H.R. 1904: Southeast Arizona Land Exchange

November 9th, 2011 | Comments Off | Posted in Geology.com

H.R. 1904 is a proposal that will authorize an exchange of Federal land for non-Federal land… to facilitate development of a world class domestic copper deposit capable of meeting a significant portion of the annual United States demand.

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Video: Visit to the Molycorp Rare Earth Mine

November 4th, 2011 | Comments Off | Posted in Geology.com

This video takes you on a quick visit to the Molycorp rare earth element mine at Mountain Pass, California and provides some background on rare earth elements.

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Colorado Survey Investigates Coal Mine Subsidence

October 28th, 2011 | Comments Off | Posted in Geology.com

An article in the Denver Post describes what the Colorado Geological Survey is doing to investigate mine subsidence problems in the Weld County area – where collapsing mines are damaging buildings, roads, utilities and more.

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Foreign Investment in US Resources

August 9th, 2011 | Comments Off | Posted in Geology.com

Foreign companies are buying into US mining operations and energy projects at a rapid rate. A quote from the Arizona Geology blog…. “Opponents of the Rosemont copper mine south of Tucson, point to the Canadian home of the company’s parent, Augusta Resources, as rationale for halting the mine. Yet, the State of Arizona has trade offices in not only Canada, but Mexico, Europe, and China , in hopes of luring foreign investments in Arizona and purchase of Arizona exports.”

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Ni-Co Laterite Deposits of the World

June 8th, 2011 | Comments Off | Posted in Geology.com

“Ni-Co laterite deposits provide one of two major natural sources of nickel and cobalt. The economic importance of this deposit type expands in direct relation with industrialization of developing countries. Until now, the world nickel supply has been predominantly from sulfide deposits. According to Gleeson and others (2003), Dalvi and others (2004), and Mudd (2010), laterites contain about 70 percent of world nickel resources, have been mined for more than 100 years, and account for about 40 percent of world nickel production.” Quoted from the USGS publication.

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Going Underground at Barrick Gold’s Cortez Mine

January 19th, 2011 | Comments Off | Posted in Geology.com

Barrick Gold’s Cortez mine in Nevada produced over one million ounces of gold last year. This video takes you underground and give you a quick look at the process that removes finely disseminated gold from the ore.

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Uranium Exploration in Arizona

November 21st, 2010 | Comments Off | Posted in Geology.com

The Arizona Geology Blog reports on some recent uranium exploration developments in Arizona.

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