Summary: Author's personal copy
A combined Sm­Nd, Rb­Sr, and U­Pb isotopic study of Mg-suite
norite 78238: Further evidence for early differentiation
of the Moon
J. Edmunson a,*,1
, L.E. Borg b
, L.E. Nyquist c
, Y. Asmerom d
a
Institute of Meteoritics, University of New Mexico, Albuquerque, NM 87131, USA
b
Lawrence Livermore National Laboratory, Livermore, CA 94550, USA
c
Johnson Space Center, Houston, TX 77058, USA
d
Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, USA
Received 17 May 2007; accepted in revised form 14 October 2008; available online 29 October 2008
Abstract
Lunar Mg-suite norite 78238 was dated using the Sm­Nd, Rb­Sr, and U­Pb isotopic systems in order to constrain the age
of lunar magma ocean solidification and the beginning of Mg-suite magmatism, as well as to provide a direct comparison

Source: Asmerom, Yemane - Department of Earth and Planetary Sciences, University of New Mexico

Collections: Geosciences