data_BiAs2W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.72
_cell_length_b   4.72
_cell_length_c   6.5
_cell_angle_alpha   107.18
_cell_angle_beta   107.18
_cell_angle_gamma   42.18
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BiAs2W
_chemical_formula_sum   'Bi1 As2 W1'
_cell_volume   92.33
_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  Bi2  1  0.68  0.0  0.04  1.0
  As  As0  1  0.4  0.0  0.74  1.0
  As  As1  1  0.38  0.0  0.86  1.0
  W  W3  1  0.67  0.0  0.6  1.0

data_BiAs2W
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.4
_cell_length_b   4.72
_cell_length_c   6.5
_cell_angle_alpha   107.18
_cell_angle_beta   90.0
_cell_angle_gamma   111.09
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BiAs2W
_chemical_formula_sum   'Bi1 As2 W1'
_cell_volume   92.33
_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  0.32  0.96  1.0
  As  As1  1  0.0  0.6  0.26  1.0
  As  As2  1  0.0  0.62  0.14  1.0
  W  W3  1  0.0  0.33  0.4  1.0

Bi As As W
Bi As As W 0 2 o o - 1 2 o o o 1 3 o o o 