AM_Pentlandite_2 Formula: Fe3.969 Ni4.842 Co.072 S8 Name: Pentlandite Unit cell: 10.158 10.158 10.158 90.0 90.0 90.0 , V=1048.15 Space group: FM3M (225)

Rajamani V , Prewitt C T , American Mineralogist , 60 (1975) p.39-48, Thermal expansion of the pentlandite structure, Frood, at 200 deg C