data_[Tb8Si4Os8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Si  1.9000  1.1000  0.5400
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.7608]
_cell_length_b [5.6242]
_cell_length_c [7.6078]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.6760]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Tb2SiOs2]
_chemical_formula_sum '[Tb8 Si4 Os8]'
_cell_volume [407.4665]
_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
[
  Tb  Tb0  8  0.1454  0.1435  0.6439  1.0
  Si  Si1  4  0.0000  0.4105  0.2500  1.0
  Os  Os2  8  0.1371  0.3513  0.0119  1.0
]