La2 O6 Pt Zn Ouchetto K, Archaimbault F, Choisnet J, Et-Tabirou M Materials Chemistry and Physics 51 (1997) 117-124 New ordered and distorted perovskites: the mixed platinates Ln2 M Pt O6 (Ln = La, Pr, Nd, Sm, Eu, Gd; M = Mg, Co, Ni, Zn) _cod_database_code 1001825 _database_code_amcsd 0014212 5.5944 5.6879 7.9351 90 90. 90 P2_1/n atom x y z occ La1 .5130 .5487 .2494 Zn1 .5 0 0 .999 Pt1 .5 0 0 .001 Zn2 0 .5 0 .001 Pt2 0 .5 0 .999 O1 .208 .226 .932 O2 .278 .706 .934 O3 .387 .980 .258