data_[Ta7Nb1W2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Nb  1.6000  1.4500  0.8200
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [7.3926]
_cell_length_b [2.7194]
_cell_length_c [9.6842]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3944]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Ta7NbW2]
_chemical_formula_sum '[Ta7 Nb1 W2]'
_cell_volume [183.6422]
_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
[
  Ta  Ta0  2  0.2010  0.5000  0.8036  1
  Ta  Ta1  2  0.2092  0.5000  0.3007  1
  Ta  Ta2  2  0.3936  0.0000  0.6032  1
  Ta  Ta3  1  0.0000  0.5000  0.5000  1
  Nb  Nb4  1  0.0000  0.0000  0.0000  1
  W  W5  2  0.4007  0.5000  0.1032  1
]