Mn-Cr relative sensitivity Factors for Secondary Ion Mass Spectrometry analysis of Mg-Fe-Ca olivine and implications for the Mn-Cr chronology of meteorites

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McKibbin, Seann
Amelin, Yuri
O’Neill, Hugh St. C.
Holden, Peter
Ireland, Trevor

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Pergamon-Elsevier Ltd

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Secondary Ion Mass Spectrometry (SIMS) is used to date meteoritic olivine using the 53Mn-53Cr short-lived decay scheme. This involves simultaneously measuring the Cr-isotope composition and Mn/Cr ratio of a sample, but the relative sensitivity of SIMS to

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Geochimica et Cosmochimica Acta

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2037-12-31