Tags: U.S. Geological Survey

Carved in Stone

Jan 07, 2012

Carved in Stone

Seeking the Philosopher's Stone From the father of soil mechanics to a fictional young wizard, many have sought mythical solutions to complex problems. Alchemists reasoned that the transmutation of cheap metals into gold could be affected by a dry powder made from ...

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November 2011 State and Province News

Nov 15, 2011

To keep up to date with this breakdown of news in the United States and Canada, visit www.AggMan.com for daily updates. Georgia The Columbus Council unanimously approved Vulcan Materials’ request to construct an elevated, enclosed conveyor to transport material from its quarry ...

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Carved in Stone

Jul 05, 2011

Carved in Stone

S is for sunset crater A scenic trek always includes an interesting landmark — a volcanic cinder cone. By Bill Langer My wife, Pammy, and I regularly make a trek from Denver, Colo., to Phoenix, Ariz., to visit our daughter Kimberly, son-in-law Rob, ...

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AggBeat

Apr 01, 2010

$17.6 billion ‘jobs bill’ passes Senate, transfers $19.5 billion into Highway Trust Fund By Tina Grady Barbaccia, News and Digital Editor The Highway Trust Fund will be solvent through the end of the year, but now the real fight begins to pass ...

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The Nation’s Top Producers

Mar 01, 2010

The Nation’s Top Producers

The Nation’s Top Producers With 2008 statistics, producers reported a second consecutive year of decreased production results. By Jason Christopher Willett U.S. production of construction aggregates in 2008 was 2.48 billion metric tons (2.73 billion short tons) valued at $21.2 billion, free on ...

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C is for Cactolith

Mar 01, 2010

C is for Cactolith

C is for Cactolith Geologic jargon — though handy for triple-word scores — should be used in moderation. By Bill Langer Cactolith (noun) — a quasihorizontal chonolith composed of anastomosing ductoliths whose distal ends curl like a harpolith, thin like a sphenolith, or ...

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USGS: U.S. minerals sector declined in 2009, more dependent on foreign mineral sources

Feb 18, 2010

The value of U.S. mineral production significantly declined in 2009, according to a recently released report from the U.S. Geological Survey (USGS). The value of raw, nonfuel minerals mined in the United States was $57.1 billion in 2009, a decline of ...

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