MAJOR ELEMENTS. J. Edmunson 1 , B. A. Cohen 2 , and M. N. Spilde 3 , 1 NASA Postdoctoral Program, Marshall Space Flight Center (National Space Science and Technology Center, Huntsville AL 35805, [email protected]), 2 Marshall Space Flight Center (Huntsville AL 35812, [email protected]), 3 Institute of Meteoritics (University of New Mexico, Albuquerque NM 87131, [email protected]).