Why Do U-Pb Ages of Chondrules and CAIs Have More Spread than Their 26 Al Ages?
Kita N. T. * Tenner T. J. Ushikubo T. Bouvier A. Wadhwa M. Bullock E. S. MacPherson G. J. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5360 abstract (PDF)