data_[Mg6Cd3Os3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Cd  1.6900  1.5500  1.0900
  Os  2.2000  1.3000  0.6730
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.3150]
_cell_length_b [5.3150]
_cell_length_c [14.3821]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Mg2CdOsO6]
_chemical_formula_sum '[Mg6 Cd3 Os3 O18]'
_cell_volume [351.8552]
_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
[
  Mg  Mg0  3  0.0000  0.0000  0.0143  1
  Mg  Mg1  3  0.0000  0.0000  0.5230  1
  Cd  Cd2  3  0.0000  0.0000  0.8007  1
  Os  Os3  3  0.0000  0.0000  0.3218  1
  O  O4  9  0.0228  0.3452  0.9227  1
  O  O5  9  0.0683  0.6991  0.0778  1
]