Ca2 N2 Zn Chern M, DiSalvo F Journal of Solid State Chemistry 88 (1990) 528-533 Synthesis, structure and properties of Ca2ZnN2 _cod_database_code 1005002 _database_code_amcsd 0013683 3.5835 3.5835 12.6583 90 90 90 I4/mmm atom x y z Zn1 0 0 0 Ca1 0 0 .336 N1 0 0 .1455