data_[Ta4Os20W4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Os  2.2000  1.3000  0.6730
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.5259]
_cell_length_b [7.4107]
_cell_length_c [9.5473]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.5182]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [TaOs5W]
_chemical_formula_sum '[Ta4 Os20 W4]'
_cell_volume [437.8133]
_cell_formula_units_Z [4]
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  4  0.0000  0.2718  0.7500  1
  Os  Os1  8  0.0940  0.0385  0.1406  1
  Os  Os2  8  0.1742  0.4001  0.0390  1
  Os  Os3  4  0.0000  0.3690  0.2500  1
  W  W4  4  0.2500  0.2500  0.5000  1
]