Isomertieite Shi N, Ma Z, Zhang N, Ding X Kexue Tongbao 23 (1978) 499-501 Crystal structure of isomertieite (fengluanite) _database_code_amcsd 0014175 12.28 12.28 12.28 90 90 90 Fd3m atom x y z Pd1 .2748 0 0 Pd2 .3415 .3415 .3415 As .625 .625 .625 Sb .125 .125 .125