FeS 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 = 6.35 GPa, MnP-type structure _database_code_amcsd 0009774 5.65 3.3155 5.7426 90 90 90 Pnma atom x y z Biso Fe .013 .25 .2009 .67 S .219 .25 .5792 .51