Tag Archives: NanoSIMS

New group paper: Frozen in Time: Lead isotope fossils in ancient zircons

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This blog post has been written by Prof. Ian Lyon —————————————————————————————– Tiny crystals of zircon (ZrSiO4) are found in many rocks and have become the mineral for measuring the ages of rocks.  This is because zircons contain relatively high amounts … Continue reading

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New group paper: H and Cl isotope characteristics of indigenous and late hydrothermal fluids on the differentiated asteroidal parent body of Grave Nunataks 06128

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With a total mass of ~650 grams, the meteorites Graves Nunataks (GRA) 06128 and 06129 are two large paired stones found by the US ANSMET team during the 2006 season in the Graves Nunataks area of the Transantarctic Mountains. The … Continue reading

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