Troilite King H E, Prewitt C T Acta Crystallographica B38 (1982) 1877-1887 High-pressure and high-temperature polymorphism of iron sulfides (FeS) Sample: T = 294 K, P = 0.0001 GPa _database_code_amcsd 0009769 5.963 5.963 11.754 90 90 120 P-62c atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Fe .3787 .0553 .12300 .988 .0128 .01111 .00086 .0064 -.0001 -.0002 S1 0 0 0 .77 .008 .008 .0011 .004 0 0 S2 1/3 2/3 .0208 .78 .0089 .0089 .0008 .00445 0 0 S3 .6648 -.0041 .25 .79 .0084 .0079 .0011 .0039 0 0