data_[Cs6Sr2Er4Te12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sr  0.9500  2.0000  1.3200
  Er  1.2400  1.7500  1.0300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.9940]
_cell_length_b [13.8584]
_cell_length_c [9.3690]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.5817]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs3Sr(ErTe3)2]
_chemical_formula_sum '[Cs6 Sr2 Er4 Te12]'
_cell_volume [994.7763]
_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
[
  Cs  Cs0  4  0.0000  0.1596  0.5000  1
  Cs  Cs1  2  0.0000  0.5000  0.5000  1
  Sr  Sr2  2  0.0000  0.0000  0.0000  1
  Er  Er3  4  0.0000  0.3325  0.0000  1
  Te  Te4  8  0.2429  0.1781  0.1932  1
  Te  Te5  4  0.2073  0.5000  0.1899  1
]