Violarite 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 = -173 C _database_code_amcsd 0004237 9.4211 9.4211 9.4211 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso NiT .125 .125 .125 .92 .0003 FeT .125 .125 .125 .08 .0003 FeO .5 .5 .5 .56 .0003 NiO .5 .5 .5 .44 .0003 S .2582 .2582 .2582 .0016