data_[La8Tb4Mg4Te20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Mg  1.3100  1.5000  0.8600
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.4411]
_cell_length_b [19.1652]
_cell_length_c [13.5232]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [La2TbMgTe5]
_chemical_formula_sum '[La8 Tb4 Mg4 Te20]'
_cell_volume [1151.0369]
_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
[
  La  La0  4  0.0000  0.1131  0.6839  1.0
  La  La1  4  0.0000  0.1316  0.3071  1.0
  Tb  Tb2  4  0.0000  0.2038  0.0129  1.0
  Mg  Mg3  4  0.0000  0.4451  0.4539  1.0
  Te  Te4  4  0.0000  0.0484  0.0707  1.0
  Te  Te5  4  0.0000  0.2857  0.6710  1.0
  Te  Te6  4  0.0000  0.3115  0.3508  1.0
  Te  Te7  4  0.0000  0.3634  0.0004  1.0
  Te  Te8  4  0.0000  0.4955  0.7732  1.0
]