data_[Tb2Lu2Si4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Lu  1.2700  1.7500  1.0010
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [6.8682]
_cell_length_b [8.9778]
_cell_length_c [4.7694]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.8951]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [TbLuSi2O7]
_chemical_formula_sum '[Tb2 Lu2 Si4 O14]'
_cell_volume [287.7736]
_cell_formula_units_Z [2]
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  0.0000  0.7009  0.5000  1.0
  Lu  Lu1  2  0.0000  0.3154  0.5000  1.0
  Si  Si2  4  0.2184  0.0029  0.9113  1.0
  O  O3  4  0.1181  0.5050  0.7851  1.0
  O  O4  4  0.2246  0.1561  0.7237  1.0
  O  O5  4  0.2455  0.8558  0.7162  1.0
  O  O6  2  0.0000  0.9836  0.0000  1.0
]