data_KWSe2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.38
_cell_length_b   7.4
_cell_length_c   7.4
_cell_angle_alpha   27.77
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KWSe2
_chemical_formula_sum   'K1 W1 Se2'
_cell_volume   111.74
_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
  K  K0  1  0.0  0.0  0.92  1.0
  W  W3  1  0.19  0.0  0.29  1.0
  Se  Se1  1  0.19  0.0  0.74  1.0
  Se  Se2  1  0.0  0.0  0.34  1.0

data_KWSe2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.55
_cell_length_b   4.38
_cell_length_c   7.4
_cell_angle_alpha   90.0
_cell_angle_beta   103.88
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KWSe2
_chemical_formula_sum   'K1 W1 Se2'
_cell_volume   111.74
_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
  K  K0  1  0.08  0.0  0.08  1.0
  W  W1  1  0.71  0.19  0.71  1.0
  Se  Se2  1  0.26  0.19  0.26  1.0
  Se  Se3  1  0.66  0.0  0.66  1.0

K W Se Se
K W Se Se 0 2 o o o 1 3 o o o 