data_[Nd3Ta3Cd6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Ta  1.5000  1.4500  0.8200
  Cd  1.6900  1.5500  1.0900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.7296]
_cell_length_b [5.7296]
_cell_length_c [15.0625]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [NdTaCd2O6]
_chemical_formula_sum '[Nd3 Ta3 Cd6 O18]'
_cell_volume [428.2268]
_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
[
  Nd  Nd0  3  0.0000  0.0000  0.8095  1.0
  Ta  Ta1  3  0.0000  0.0000  0.3148  1.0
  Cd  Cd2  3  0.0000  0.0000  0.0364  1.0
  Cd  Cd3  3  0.0000  0.0000  0.5328  1.0
  O  O4  9  0.0132  0.7326  0.4058  1.0
  O  O5  9  0.0543  0.3511  0.9169  1.0
]