Cubic FeS, a Metastable Iron Sulfide

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Science  11 Dec 1970:
Vol. 170, Issue 3963, pp. 1191-1192
DOI: 10.1126/science.170.3963.1191


Studies of the corrosion products of metallic iron formed in the absence of air oxidation in solutions of hydrogen sulfide have revealed the existence of a new phase, cubic FeS, associated with tetragonal iron sulfide, Fe1 + xS. This new phase is metastable and has a sphalerite-like structure.