data_[Rb6Mn3Te6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Mn  1.5500  1.4000  0.6483
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [6.0753]
_cell_length_b [6.0753]
_cell_length_c [19.7164]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Rb2Mn(TeO3)2]
_chemical_formula_sum '[Rb6 Mn3 Te6 O18]'
_cell_volume [630.2244]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.3945  1.0
  Mn  Mn1  3  0.0000  0.0000  0.0000  1.0
  Te  Te2  6  0.0000  0.0000  0.2212  1.0
  O  O3  18  0.0149  0.5075  0.4004  1.0
]