data_[Rb16Sn2O12]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [8.0273]
_cell_length_b [7.7313]
_cell_length_c [12.5231]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Rb8SnO6]
_chemical_formula_sum '[Rb16 Sn2 O12]'
_cell_volume [777.2094]
_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  0.2055  0.9648  0.1834  1
  Rb  Rb1  4  0.2149  0.8594  0.9125  1
  Rb  Rb2  4  0.2240  0.5177  0.2220  1
  Rb  Rb3  2  0.0000  0.3538  0.0047  1
  Rb  Rb4  2  0.0000  0.4163  0.4773  1
  Sn  Sn5  2  0.0000  0.8304  0.5017  1
  O  O6  4  0.2044  0.7806  0.4138  1
  O  O7  2  0.0000  0.0787  0.5496  1
  O  O8  2  0.0000  0.2603  0.2654  1
  O  O9  2  0.0000  0.6822  0.6334  1
  O  O10  2  0.0000  0.7190  0.0682  1
]