Pentlandite Tenailleau C, Etschmann B, Ibberson R M, Pring A American Mineralogist 91 (2006) 1442-1447 A neutron powder diffraction study of Fe and Ni distributions in synthetic pentlandite and violarite using 60Ni isotope Locality: synthetic Sample: T = 300 C _database_code_amcsd 0004228 10.2349 10.2349 10.2349 90 90 90 Fm3m atom x y z occ Uiso NiO .5 .5 .5 .50 .0161 FeO .5 .5 .5 .50 .0161 FeT .1276 .1276 .1276 .54 .0161 NiT .1276 .1276 .1276 .46 .0161 S1 .25 .25 .25 .0099 S2 .2600 0 0 .0099