data_Ba2SrBr
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.12
_cell_length_b   4.12
_cell_length_c   11.33
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2SrBr
_chemical_formula_sum   'Ba2 Sr1 Br1'
_cell_volume   192.09
_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
  Ba  Ba0  1  0.0  0.0  0.24  1.0
  Ba  Ba1  1  0.06  0.06  0.4  1.0
  Sr  Sr3  1  0.06  0.06  0.98  1.0
  Br  Br2  1  0.0  0.0  0.69  1.0

data_Ba2SrBr
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.82
_cell_length_b   5.82
_cell_length_c   11.33
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Ba2SrBr
_chemical_formula_sum   'Ba4 Sr2 Br2'
_cell_volume   384.18
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Ba  Ba0  2  0.0  0.0  0.24  1.0
  Ba  Ba1  2  0.06  0.0  0.4  1.0
  Sr  Sr2  2  0.06  0.0  0.98  1.0
  Br  Br3  2  0.0  0.0  0.69  1.0

Ba Ba Sr Br
Ba Ba Sr Br 0 1 o o o 0 2 o o - 1 3 o o o 2 3 o o o 3 3 + o o 3 3 o + o 