Bulk chondrite variability in mass independent magnesium isotope compositions – Implications for initial solar system 26Al/27Al and the timing of terrestrial accretion

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Tu-Han Luu, Remco C. Hin, Christopher D. Coath, Tim Elliott Earth and Planetary Science Letters Volume 522, 15 September 2019, Pages 166-175 LINK “Highlights • Bulk chondrites Al–Mg isotope analyses define a canonical isochron. •…

Old formation ages of igneous clasts on the L chondrite parent body reflect an early generation of planetesimals or chondrule formationOPEN ACCESS 

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Sarah A. Crowther, , Michal J. Filtness, Rhian H. Jones, Jamie D. Gilmour Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 372–386 LINK (OPEN ACCESS) “Highlights • Four Barwell samples have crystallization…

Inferred Initial 26Al/27Al Ratios in Presolar Stardust Grains from Supernovae are Higher than Previously Estimated

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Evan Groopman, Ernst Zinner, Sachiko Amari, Frank Gyngard, Peter Hoppe, Manavi Jadhav, Yangting Lin, Yuchen Xu, Kuljeet Marhas, and Larry R. Nittler The Astrophysical Journal Volume 809 Number 1 Evan Groopman et al. 2015 ApJ…

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