data_[Rb12Tm4O12]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.6536]
_cell_length_b [12.4533]
_cell_length_c [7.2964]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.3533]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb3TmO3]
_chemical_formula_sum '[Rb12 Tm4 O12]'
_cell_volume [686.1924]
_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  0.0000  0.2096  0.5000  1.0
  Rb  Rb1  4  0.0000  0.2608  0.0000  1.0
  Rb  Rb2  4  0.1395  0.5000  0.3581  1.0
  Tm  Tm3  4  0.1751  0.0000  0.1493  1.0
  O  O4  8  0.1962  0.3623  0.7325  1.0
  O  O5  4  0.1049  0.0000  0.8500  1.0
]