AM_Pentlandite_6
Formula: Fe1.629 Ni1.818 Co5.571 S8
Name: Pentlandite
Unit cell: 10.031 10.031 10.031 90.0 90.0 90.0 , V=1009.33
Space group: FM3M (225)

Rajamani V , Prewitt C T , American Mineralogist , 60 (1975) p.39-48, Thermal expansion of the pentlandite structure, Outokumpu, at 350 deg C