Hapkeite Anand M, Taylor L A, Nazarov M A, Shu J, Mao H K, Hemley R J Proceedings of the National Academy of Sciences 101 (2005) 6847-6851 Space weathering on airless planetary bodies: Clues from the lunar mineral hapkeite Locality: lunar meteorite Dhofar 280 from Oman _database_code_amcsd 0019759 2.831 2.831 2.831 90 90 90 Pm3m atom x y z occ Fe 0 0 0 Si .5 .5 .5 .62 Fe .5 .5 .5 .27 Ni .5 .5 .5 .05 Cr .5 .5 .5 .01 P .5 .5 .5 .06