data_Ge2WSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.01
_cell_length_b   5.01
_cell_length_c   5.91
_cell_angle_alpha   106.02
_cell_angle_beta   106.02
_cell_angle_gamma   35.2
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ge2WSe
_chemical_formula_sum   'Ge2 W1 Se1'
_cell_volume   81.99
_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
  Ge  Ge0  1  0.35  0.0  0.72  1.0
  Ge  Ge1  1  0.05  0.0  0.28  1.0
  W  W3  1  0.28  0.0  0.76  1.0
  Se  Se2  1  0.08  0.0  0.73  1.0

data_Ge2WSe
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.03
_cell_length_b   5.01
_cell_length_c   5.91
_cell_angle_alpha   106.02
_cell_angle_beta   90.0
_cell_angle_gamma   107.6
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ge2WSe
_chemical_formula_sum   'Ge2 W1 Se1'
_cell_volume   81.99
_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
  Ge  Ge0  1  0.0  0.65  0.28  1.0
  Ge  Ge1  1  0.0  0.95  0.72  1.0
  W  W2  1  0.0  0.72  0.24  1.0
  Se  Se3  1  0.0  0.92  0.27  1.0

Ge Ge W Se
Ge Ge W Se 0 2 o o o 0 1 o o o 1 1 + - o 1 3 o o o 1 2 o o o 2 3 o o o 