data_[Sr2Tb1Tl1Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Tb  1.1000  1.7500  0.9815
  Tl  1.6200  1.9000  1.3325
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [6.6024]
_cell_length_b [9.1066]
_cell_length_c [6.8093]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0101]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Sr2TbTlCl8]
_chemical_formula_sum '[Sr2 Tb1 Tl1 Cl8]'
_cell_volume [409.4143]
_cell_formula_units_Z [1]
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
[
  Sr  Sr0  2  0.5000  0.2505  0.5000  1.0
  Tb  Tb1  1  0.0000  0.0000  0.0000  1.0
  Tl  Tl2  1  0.0000  0.5000  0.0000  1.0
  Cl  Cl3  4  0.2205  0.2085  0.1695  1.0
  Cl  Cl4  2  0.2646  0.0000  0.6900  1.0
  Cl  Cl5  2  0.2794  0.5000  0.6400  1.0
]