data_BiPt2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.71
_cell_length_b   5.62
_cell_length_c   3.37
_cell_angle_alpha   74.14
_cell_angle_beta   71.21
_cell_angle_gamma   34.64
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BiPt2
_chemical_formula_sum   'Bi1 Pt2'
_cell_volume   58.26
_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
  Bi  Bi0  1  0.0  0.0  0.0  1.0
  Pt  Pt1  1  0.28  0.49  0.35  1.0
  Pt  Pt2  1  0.28  0.49  0.93  1.0

data_BiPt2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.37
_cell_length_b   3.37
_cell_length_c   5.62
_cell_angle_alpha   105.86
_cell_angle_beta   105.86
_cell_angle_gamma   95.16
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BiPt2
_chemical_formula_sum   'Bi1 Pt2'
_cell_volume   58.26
_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
  Bi  Bi0  1  0.0  0.0  0.0  1.0
  Pt  Pt1  1  0.28  0.07  0.77  1.0
  Pt  Pt2  1  0.28  0.65  0.77  1.0

Bi Pt Pt
Bi Pt Pt 0 2 o - - 0 1 o - o 1 2 o o - 