data_AlSi2W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.68
_cell_length_b   4.68
_cell_length_c   4.7
_cell_angle_alpha   94.86
_cell_angle_beta   94.86
_cell_angle_gamma   35.01
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlSi2W
_chemical_formula_sum   'Al1 Si2 W1'
_cell_volume   58.69
_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
  Al  Al0  1  0.0  0.0  0.0  1.0
  Si  Si1  1  0.84  0.0  0.43  1.0
  Si  Si2  1  0.67  0.0  0.25  1.0
  W  W3  1  0.25  0.0  0.34  1.0

data_AlSi2W
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.81
_cell_length_b   4.68
_cell_length_c   4.7
_cell_angle_alpha   94.86
_cell_angle_beta   90.0
_cell_angle_gamma   107.51
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlSi2W
_chemical_formula_sum   'Al1 Si2 W1'
_cell_volume   58.69
_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
  Al  Al0  1  0.0  0.0  0.0  1.0
  Si  Si1  1  0.0  0.16  0.57  1.0
  Si  Si2  1  0.0  0.33  0.75  1.0
  W  W3  1  0.0  0.75  0.66  1.0

Al Si Si W