data_[Rb4Na12Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.4819]
_cell_length_b [4.9389]
_cell_length_c [9.4231]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.2440]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbNa3Te2]
_chemical_formula_sum '[Rb4 Na12 Te8]'
_cell_volume [826.7100]
_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
[
  Rb  Rb0  4  0.1007  0.0000  0.1201  1.0
  Na  Na1  4  0.0663  0.0000  0.6557  1.0
  Na  Na2  4  0.1660  0.5000  0.4894  1.0
  Na  Na3  4  0.1827  0.5000  0.8847  1.0
  Te  Te4  4  0.0062  0.5000  0.7547  1.0
  Te  Te5  4  0.2365  0.0000  0.7350  1.0
]