MnSe2 Elliott N Journal of the American Chemical Society 59 (1937) 1958-1962 The Crystal Structure of Manganese Diselenide and Manganese Ditelluride _cod_database_code 1010097 _database_code_amcsd 0017030 6.417 6.417 6.417 90 90 90 Pa3 atom x y z Mn1 0 0 0 Se1 .393 .393 .393