geochemistry

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Words related to geochemistry

the chemistry of the earth's crust

References in periodicals archive ?
Sulphur isotope geochemistry has been based on a fundamental assumption that sulphate (or sulphur dioxide) and hydrogen sulphide are the two principal sulphur-bearing aqueous species at high temperatures," says Hiroshi Ohmoto, a geochemist at Pennsylvania State University, University Park, Pennsylvania.
In the new study, published May 9 in Science, Brown University geochemist Alberto Saal and his team analyzed two moon rocks returned by Apollo astronauts in the 1970s.
The Dust Busters collaborated with Peter Sedwick, a marine geochemist at the Bermuda Biological Station for Research, to test their particle sampler from May to September 2004 on a buoy moored off Bermuda.
In 1995, geochemist William McDonough suggested that chlorine was dragged to Earth's center by the metals that form the planet's core.
Roger Aines, a geochemist at Lawrence Livermore National Laboratory in Livermore, California, who helped develop the use of steam to decontaminate toxic waste sites, notes that steam has been used by oil companies to help extract oil from deep within the earth.
Geologists can tell where the rocks formed because tiny magnetic minerals in the rock act ``like tiny compasses frozen in time,'' recording the direction of Earth's magnetic field, wrote Harvard geochemist Alan Jay Kaufman in a recent issue of the journal Nature.
Simons, together with a young CNNR geochemist, Jose Luis Lee, initiated exploratory work at an undeveloped prospect which later became the La Caridad copper-molybdenum deposit, now the largest mining and smelting operation in Mexico, with more than 4000 employees.
I can't even imagine what it would have been like," says Neil Tabor, a sedimentary geochemist at Southern Methodist University in Dallas who wasn't involved in the research.
ROSS SEA -- WHOI marine geochemist Mak Saito joined an international team of researchers aboard the icebreaker Nathaniel B.
Lisa Kirk, a senior geochemist with Maxim Technologies of Bozeman, Montana, and a past chair of the Northwest Mining Association's Environmental Issues Committee, points out that when oxidation occurs, it doesn't automatically follow that acid is generated.
Martians may not like our biochemistry in their environment,'' said Michael Duke, a geochemist with the Houston-based Lunar and Planetary Institute.
Taufen spent 15 years with Australia-based Western Mining Corporation (WMC), where he served as Chief Geochemist - Global exploration, and Chief Geochemist - Americas.
This model is enough to explain the whole xenon deficiency," says Svyatoslav Shcheka, a geochemist at the University of Bayreuth in Germany.
Washington, March 15 (ANI): A geochemist of Indian origin has determined that an active African volcano possesses the most fluid lava in the world, which points toward its source being a mantle plume that is in complete pristine condition.
NORTHWEST PACIFC -- WHOI geochemist Ken Buesseler led an international cruise in July to track "marine snow"--tiny particles of decomposed microscopic plants, animals, and fecal pellets--that rain through the "twilight zone," a dim, deeper, little-studied ocean region.