Bornite Ding Y, Veblen D R, Prewitt C T American Mineralogist 90 (2005) 1265-1269 Possible Fe/Cu ordering schemes in the 2a superstructure of bornite (Cu5FeS4) Sample: 2a CuFe(anti) superstructure model, alternative 1 Note: Energetically preferred model _database_code_amcsd 0003824 10.71 10.71 10.71 90 90 90 F-43m atom x y z Cu .125 .125 .125 Cu .625 .125 .125 Fe .375 .125 .125 S 0 0 0 S .5 0 0 S .25 .25 0