data_[Tb8Ge8O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.8065]
_cell_length_b [6.8137]
_cell_length_c [12.2632]
_cell_angle_alpha [94.2524]
_cell_angle_beta [92.0461]
_cell_angle_gamma [92.2618]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Tb2Ge2O7]
_chemical_formula_sum '[Tb8 Ge8 O28]'
_cell_volume [566.3027]
_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  2  0.0425  0.3299  0.1144  1
  Tb  Tb1  2  0.1116  0.0825  0.3613  1
  Tb  Tb2  2  0.3139  0.8300  0.1171  1
  Tb  Tb3  2  0.3720  0.2285  0.6305  1
  Ge  Ge4  2  0.1411  0.6154  0.3807  1
  Ge  Ge5  2  0.1674  0.1471  0.8855  1
  Ge  Ge6  2  0.3878  0.7340  0.6035  1
  Ge  Ge7  2  0.4898  0.6699  0.8366  1
  O  O8  2  0.0006  0.3393  0.9170  1
  O  O9  2  0.0060  0.0197  0.1867  1
  O  O10  2  0.0423  0.2245  0.5736  1
  O  O11  2  0.0655  0.3963  0.3061  1
  O  O12  2  0.2243  0.9203  0.6224  1
  O  O13  2  0.2386  0.0957  0.0184  1
  O  O14  2  0.2893  0.7854  0.3118  1
  O  O15  2  0.2949  0.7223  0.9209  1
  O  O16  2  0.2997  0.5565  0.4924  1
  O  O17  2  0.3390  0.4906  0.1168  1
  O  O18  2  0.3696  0.2120  0.8130  1
  O  O19  2  0.3871  0.5539  0.7027  1
  O  O20  2  0.3936  0.1307  0.2242  1
  O  O21  2  0.4022  0.1590  0.4503  1
]