data_[Rb4Sn4Te10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.6166]
_cell_length_b [5.8355]
_cell_length_c [9.0825]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.3385]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Sn2Te5]
_chemical_formula_sum '[Rb4 Sn4 Te10]'
_cell_volume [813.9345]
_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
[
  Rb  Rb0  4  0.0564  0.5000  0.3071  1.0
  Sn  Sn1  4  0.1580  0.0000  0.9538  1.0
  Te  Te2  4  0.0926  0.0000  0.5907  1.0
  Te  Te3  4  0.1764  0.5000  0.0599  1.0
  Te  Te4  2  0.0000  0.0000  0.0000  1.0
]