data_[Rb4Tm4Bi2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tm  1.2500  1.7500  1.0950
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [5.9555]
_cell_length_b [10.3230]
_cell_length_c [6.9864]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.2028]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Tm2BiO6]
_chemical_formula_sum '[Rb4 Tm4 Bi2 O12]'
_cell_volume [412.4543]
_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  0.0000  0.1666  0.0000  1.0
  Tm  Tm1  4  0.0000  0.3343  0.5000  1.0
  Bi  Bi2  2  0.0000  0.0000  0.5000  1.0
  O  O3  8  0.2219  0.1716  0.6675  1.0
  O  O4  4  0.2219  0.5000  0.6681  1.0
]