data_SrFeCuBi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.1
_cell_length_b   5.1
_cell_length_c   5.1
_cell_angle_alpha   60.0
_cell_angle_beta   60.0
_cell_angle_gamma   60.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrFeCuBi
_chemical_formula_sum   'Sr1 Fe1 Cu1 Bi1'
_cell_volume   93.93
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr3  1  0.41  0.41  0.41  1.0
  Fe  Fe2  1  0.0  0.0  0.0  1.0
  Cu  Cu1  1  0.8  0.8  0.8  1.0
  Bi  Bi0  1  0.61  0.61  0.61  1.0

data_SrFeCuBi
_symmetry_space_group_name_H-M   R3m
_cell_length_a   5.1
_cell_length_b   5.1
_cell_length_c   12.5
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   160
_chemical_formula_structural   SrFeCuBi
_chemical_formula_sum   'Sr3 Fe3 Cu3 Bi3'
_cell_volume   281.78
_cell_formula_units_Z   3
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-y, x-y, z'
  3  '-x+y, -x, z'
  4  '-y, -x, z'
  5  '-x+y, y, z'
  6  'x, x-y, z'
  7  'x+1/3, y+2/3, z+2/3'
  8  '-y+1/3, x-y+2/3, z+2/3'
  9  '-x+y+1/3, -x+2/3, z+2/3'
  10  '-y+1/3, -x+2/3, z+2/3'
  11  '-x+y+1/3, y+2/3, z+2/3'
  12  'x+1/3, x-y+2/3, z+2/3'
  13  'x+2/3, y+1/3, z+1/3'
  14  '-y+2/3, x-y+1/3, z+1/3'
  15  '-x+y+2/3, -x+1/3, z+1/3'
  16  '-y+2/3, -x+1/3, z+1/3'
  17  '-x+y+2/3, y+1/3, z+1/3'
  18  'x+2/3, x-y+1/3, z+1/3'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr0  3  0.0  0.0  0.59  1.0
  Fe  Fe1  3  0.0  0.0  0.0  1.0
  Cu  Cu2  3  0.0  0.0  0.2  1.0
  Bi  Bi3  3  0.0  0.0  0.39  1.0

Sr Fe Cu Bi
Sr Fe Cu Bi 0 3 o - o 0 3 - o o 0 3 o o - 0 3 o o o 0 1 o o + 0 1 o + o 0 1 + o o 0 2 - o o 0 2 o - o 0 2 o o - 1 2 - - - 1 2 - - o 1 2 o - - 1 2 - o - 1 3 - - o 1 3 - o - 1 3 o - - 2 3 o o o 
SrFeCuBi crystallizes in the trigonal R3m space group. Sr(1) is bonded in a 1-coordinate geometry to three equivalent Fe(1), three equivalent Cu(1), and one Bi(1) atom. All Sr(1)-Fe(1) bond lengths are 3.10 Å. All Sr(1)-Cu(1) bond lengths are 3.04 Å. The Sr(1)-Bi(1) bond length is 2.45 Å. Fe(1) is bonded in a 7-coordinate geometry to three equivalent Sr(1), one Cu(1), and three equivalent Bi(1) atoms. The Fe(1)-Cu(1) bond length is 2.45 Å. All Fe(1)-Bi(1) bond lengths are 3.04 Å. Cu(1) is bonded in a 5-coordinate geometry to three equivalent Sr(1), one Fe(1), and one Bi(1) atom. The Cu(1)-Bi(1) bond length is 2.45 Å. Bi(1) is bonded in a 2-coordinate geometry to one Sr(1), three equivalent Fe(1), and one Cu(1) atom.