data_K2AsW
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.97
_cell_length_b   11.97
_cell_length_c   11.97
_cell_angle_alpha   14.42
_cell_angle_beta   14.42
_cell_angle_gamma   14.42
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2AsW
_chemical_formula_sum   'K2 As1 W1'
_cell_volume   92.54
_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  K1  1  0.0  0.0  0.47  1.0
  K  K2  1  0.0  0.0  0.06  1.0
  As  As0  1  0.0  0.0  0.0  1.0
  W  W3  1  0.0  0.0  0.76  1.0

data_K2AsW
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.2
_cell_length_b   3.0
_cell_length_c   11.97
_cell_angle_alpha   90.0
_cell_angle_beta   98.33
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   K2AsW
_chemical_formula_sum   'K4 As2 W2'
_cell_volume   185.08
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  -0.0  0.0  0.53  1.0
  K  K1  2  -0.0  0.0  0.94  1.0
  As  As2  2  0.0  0.0  0.0  1.0
  W  W3  2  -0.0  0.0  0.24  1.0

K K As W
K K As W 0 0 o + - 0 0 + - o 0 0 + o - 0 3 o o o 1 2 o o o 1 3 o o - 2 3 o o - 3 3 o + - 3 3 + - o 3 3 + o - 