data_[Rb2Y2Si2Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Y  1.2200  1.8000  1.0400
  Si  1.9000  1.1000  0.5400
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.1848]
_cell_length_b [7.6201]
_cell_length_c [10.1060]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.6807]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbYSiTe4]
_chemical_formula_sum '[Rb2 Y2 Si2 Te8]'
_cell_volume [524.1420]
_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  2  0.2333  0.2500  0.0550  1.0
  Y  Y1  2  0.2307  0.2500  0.5513  1.0
  Si  Si2  2  0.2171  0.7500  0.3333  1.0
  Te  Te3  4  0.0194  0.5076  0.7059  1.0
  Te  Te4  2  0.4155  0.7500  0.1692  1.0
  Te  Te5  2  0.4374  0.7500  0.5827  1.0
]