data_BiPt2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.46
_cell_length_b   4.46
_cell_length_c   3.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BiPt2
_chemical_formula_sum   'Bi1 Pt2'
_cell_volume   63.76
_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  0.23  0.29  0.85  1.0
  Pt  Pt2  1  0.0  0.57  0.85  1.0

data_BiPt2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.7
_cell_length_b   4.46
_cell_length_c   4.46
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BiPt2
_chemical_formula_sum   'Bi1 Pt2'
_cell_volume   63.76
_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  0.85  0.0  0.57  1.0
  Pt  Pt2  1  0.85  0.23  0.29  1.0

Bi Pt Pt