Ca3 Cr N3 Vennos D, Badding M, Disalvo F Inorganic Chemistry 29 (1990) 4059-4062 Synthesis, structure, and properties of a new ternary metal Ca3 Cr N3 _cod_database_code 1005045 _database_code_amcsd 0012700 8.503 10.284 5.032 90 90 90 Cmcm atom x y z Ca1 0 .1079 .25 Ca2 .2843 -.1174 .25 Cr1 .5 .1945 .25 N1 .5 .3757 .25 N2 .6918 .1286 .25