New clues to the early Solar System from diogenites
New clues to the early Solar System from ancient 
meteorites, PhysOrg., July 22, 2012
http://phys.org/news/2012-07-clues-early-solar-ancient-meteorites.html
New Clues to the Early Solar System from Ancient 
Meteorites, ScienceDaily, July 22, 2012
http://www.sciencedaily.com/releases/2012/07/120722135204.htm
http://esciencenews.com/articles/2012/07/22/new.clues.early.solar.system.ancient.meteorites
Ancient diogenite study changes planet solidification 
time frame. Examiner.com, July 22, 2012
http://www.examiner.com/article/ancient-diogenite-study-changes-planet-solidification-time-frame
The paper is:
Day,    J. M. D., R. J. Walker, L.  Qin and D. Rumble III
2012, Late accretion as a natural consequence of 
planetary growth. Nature Geoscience. Published 
online 22, July 2012, DOI:10.1038/ngeo1527 
http://www.nature.com/ngeo/journal/vaop/ncurrent/full/ngeo1527.html
Best wishes,
Paul H.
