data_[Li2Tb2As4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Tb  1.1000  1.7500  0.9815
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [6.8115]
_cell_length_b [9.0796]
_cell_length_c [4.9370]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.7739]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [LiTbAs2O7]
_chemical_formula_sum '[Li2 Tb2 As4 O14]'
_cell_volume [299.9505]
_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
[
  Li  Li0  2  0.0000  0.7283  0.0000  1.0
  Tb  Tb1  2  0.0000  0.3423  0.0000  1.0
  As  As2  4  0.2322  0.0430  0.4036  1.0
  O  O3  4  0.1128  0.5336  0.2833  1.0
  O  O4  4  0.2231  0.8840  0.2197  1.0
  O  O5  4  0.2472  0.6951  0.7934  1.0
  O  O6  2  0.0000  0.0945  0.5000  1.0
]