data_global
_chemical_name_mineral 'Pentlandite'
loop_
_publ_author_name
'Tsukimura K'
'Nakazawa H'
'Endo T'
'Fukunaga O'
_journal_name_full 'Physics and Chemistry of Minerals'
_journal_volume 19 
_journal_year 1992
_journal_page_first 203
_journal_page_last 212
_publ_section_title
;
 Cation distribution in Pentlandites (Fe,Ni)9S8: dependence of pressure and
 temperature and kinetics of the cation exchange reaction
 Sample: Natural, Fe/(Fe+Ni) = .470, T = 473 K, P = 0 GPa
 Note: structure was not refined in this study
;
_database_code_amcsd 0007709
_chemical_formula_sum '(Fe4.234 Ni4.766) S8'
_cell_length_a 10.080
_cell_length_b 10.080
_cell_length_c 10.080
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1024.193
_exptl_crystal_density_diffrn      5.011
_symmetry_space_group_name_H-M 'F m 3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2+y,1/2+z'
  '1/2+x,y,1/2+z'
  '1/2+x,1/2+y,z'
  'z,-x,y'
  'z,1/2-x,1/2+y'
  '1/2+z,-x,1/2+y'
  '1/2+z,1/2-x,y'
  '-y,z,-x'
  '-y,1/2+z,1/2-x'
  '1/2-y,z,1/2-x'
  '1/2-y,1/2+z,-x'
  'x,-y,z'
  'x,1/2-y,1/2+z'
  '1/2+x,-y,1/2+z'
  '1/2+x,1/2-y,z'
  '-z,x,-y'
  '-z,1/2+x,1/2-y'
  '1/2-z,x,1/2-y'
  '1/2-z,1/2+x,-y'
  'y,-z,x'
  'y,1/2-z,1/2+x'
  '1/2+y,-z,1/2+x'
  '1/2+y,1/2-z,x'
  '-x,y,-z'
  '-x,1/2+y,1/2-z'
  '1/2-x,y,1/2-z'
  '1/2-x,1/2+y,-z'
  'x,-z,-y'
  'x,1/2-z,1/2-y'
  '1/2+x,-z,1/2-y'
  '1/2+x,1/2-z,-y'
  '-z,y,x'
  '-z,1/2+y,1/2+x'
  '1/2-z,y,1/2+x'
  '1/2-z,1/2+y,x'
  'y,-x,-z'
  'y,1/2-x,1/2-z'
  '1/2+y,-x,1/2-z'
  '1/2+y,1/2-x,-z'
  '-x,z,y'
  '-x,1/2+z,1/2+y'
  '1/2-x,z,1/2+y'
  '1/2-x,1/2+z,y'
  'z,-y,-x'
  'z,1/2-y,1/2-x'
  '1/2+z,-y,1/2-x'
  '1/2+z,1/2-y,-x'
  '-y,x,z'
  '-y,1/2+x,1/2+z'
  '1/2-y,x,1/2+z'
  '1/2-y,1/2+x,z'
  'x,z,y'
  'x,1/2+z,1/2+y'
  '1/2+x,z,1/2+y'
  '1/2+x,1/2+z,y'
  '-z,-y,-x'
  '-z,1/2-y,1/2-x'
  '1/2-z,-y,1/2-x'
  '1/2-z,1/2-y,-x'
  'y,x,z'
  'y,1/2+x,1/2+z'
  '1/2+y,x,1/2+z'
  '1/2+y,1/2+x,z'
  '-x,-z,-y'
  '-x,1/2-z,1/2-y'
  '1/2-x,-z,1/2-y'
  '1/2-x,1/2-z,-y'
  'z,y,x'
  'z,1/2+y,1/2+x'
  '1/2+z,y,1/2+x'
  '1/2+z,1/2+y,x'
  '-y,-x,-z'
  '-y,1/2-x,1/2-z'
  '1/2-y,-x,1/2-z'
  '1/2-y,1/2-x,-z'
  'z,x,-y'
  'z,1/2+x,1/2-y'
  '1/2+z,x,1/2-y'
  '1/2+z,1/2+x,-y'
  '-y,-z,x'
  '-y,1/2-z,1/2+x'
  '1/2-y,-z,1/2+x'
  '1/2-y,1/2-z,x'
  'x,y,-z'
  'x,1/2+y,1/2-z'
  '1/2+x,y,1/2-z'
  '1/2+x,1/2+y,-z'
  '-z,-x,y'
  '-z,1/2-x,1/2+y'
  '1/2-z,-x,1/2+y'
  '1/2-z,1/2-x,y'
  'y,z,-x'
  'y,1/2+z,1/2-x'
  '1/2+y,z,1/2-x'
  '1/2+y,1/2+z,-x'
  '-x,-y,z'
  '-x,1/2-y,1/2+z'
  '1/2-x,-y,1/2+z'
  '1/2-x,1/2-y,z'
  '-z,x,y'
  '-z,1/2+x,1/2+y'
  '1/2-z,x,1/2+y'
  '1/2-z,1/2+x,y'
  'y,-z,-x'
  'y,1/2-z,1/2-x'
  '1/2+y,-z,1/2-x'
  '1/2+y,1/2-z,-x'
  '-x,y,z'
  '-x,1/2+y,1/2+z'
  '1/2-x,y,1/2+z'
  '1/2-x,1/2+y,z'
  'z,-x,-y'
  'z,1/2-x,1/2-y'
  '1/2+z,-x,1/2-y'
  '1/2+z,1/2-x,-y'
  '-y,z,x'
  '-y,1/2+z,1/2+x'
  '1/2-y,z,1/2+x'
  '1/2-y,1/2+z,x'
  'x,-y,-z'
  'x,1/2-y,1/2-z'
  '1/2+x,-y,1/2-z'
  '1/2+x,1/2-y,-z'
  '-x,z,-y'
  '-x,1/2+z,1/2-y'
  '1/2-x,z,1/2-y'
  '1/2-x,1/2+z,-y'
  'z,-y,x'
  'z,1/2-y,1/2+x'
  '1/2+z,-y,1/2+x'
  '1/2+z,1/2-y,x'
  '-y,x,-z'
  '-y,1/2+x,1/2-z'
  '1/2-y,x,1/2-z'
  '1/2-y,1/2+x,-z'
  'x,-z,y'
  'x,1/2-z,1/2+y'
  '1/2+x,-z,1/2+y'
  '1/2+x,1/2-z,y'
  '-z,y,-x'
  '-z,1/2+y,1/2-x'
  '1/2-z,y,1/2-x'
  '1/2-z,1/2+y,-x'
  'y,-x,z'
  'y,1/2-x,1/2+z'
  '1/2+y,-x,1/2+z'
  '1/2+y,1/2-x,z'
  '-x,-z,y'
  '-x,1/2-z,1/2+y'
  '1/2-x,-z,1/2+y'
  '1/2-x,1/2-z,y'
  'z,y,-x'
  'z,1/2+y,1/2-x'
  '1/2+z,y,1/2-x'
  '1/2+z,1/2+y,-x'
  '-y,-x,z'
  '-y,1/2-x,1/2+z'
  '1/2-y,-x,1/2+z'
  '1/2-y,1/2-x,z'
  'x,z,-y'
  'x,1/2+z,1/2-y'
  '1/2+x,z,1/2-y'
  '1/2+x,1/2+z,-y'
  '-z,-y,x'
  '-z,1/2-y,1/2+x'
  '1/2-z,-y,1/2+x'
  '1/2-z,1/2-y,x'
  'y,x,-z'
  'y,1/2+x,1/2-z'
  '1/2+y,x,1/2-z'
  '1/2+y,1/2+x,-z'
  '-z,-x,-y'
  '-z,1/2-x,1/2-y'
  '1/2-z,-x,1/2-y'
  '1/2-z,1/2-x,-y'
  'y,z,x'
  'y,1/2+z,1/2+x'
  '1/2+y,z,1/2+x'
  '1/2+y,1/2+z,x'
  '-x,-y,-z'
  '-x,1/2-y,1/2-z'
  '1/2-x,-y,1/2-z'
  '1/2-x,1/2-y,-z'
  'z,x,y'
  'z,1/2+x,1/2+y'
  '1/2+z,x,1/2+y'
  '1/2+z,1/2+x,y'
  '-y,-z,-x'
  '-y,1/2-z,1/2-x'
  '1/2-y,-z,1/2-x'
  '1/2-y,1/2-z,-x'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Fe1   0.50000   0.50000   0.50000   0.45800
Ni1   0.50000   0.50000   0.50000   0.54200
Fe2   0.12500   0.12500   0.12500   0.47200
Ni2   0.12500   0.12500   0.12500   0.52800
S1   0.25000   0.25000   0.25000   1.00000
S2   0.25000   0.00000   0.00000   1.00000