data_CuSiW
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.92
_cell_length_b   4.92
_cell_length_c   4.92
_cell_angle_alpha   147.6
_cell_angle_beta   140.08
_cell_angle_gamma   52.31
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CuSiW
_chemical_formula_sum   'Cu1 Si1 W1'
_cell_volume   40.74
_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
  Cu  Cu0  1  0.0  0.0  0.12  1.0
  Si  Si1  1  0.0  0.0  0.8  1.0
  W  W2  1  0.0  0.0  0.91  1.0

data_CuSiW
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.75
_cell_length_b   3.36
_cell_length_c   4.92
_cell_angle_alpha   109.96
_cell_angle_beta   106.2
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CuSiW
_chemical_formula_sum   'Cu1 Si1 W1'
_cell_volume   40.74
_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
  Si  Si0  1  0.2  0.2  0.2  1.0
  Cu  Cu1  1  0.88  0.88  0.88  1.0
  W  W2  1  0.09  0.09  0.09  1.0

Cu Si W
Cu Si W 0 2 o o - 1 2 o o o 