Darryl Pitt wrote: "(Any guesses?) The particulars of this specimen are 9x11mm and 1.1 grams, and it is largely, if not entirely, crystalline. http://www.rocksfromspace.org/August_30_2010_Macovich.html My guess: an angrite, maybe paired with NWA 4590 (Tamassint). Best wishes, Bernd