data_[Nd6As3Cl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  As  2.1800  1.1500  0.6600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [4.1845]
_cell_length_b [4.1845]
_cell_length_c [30.6748]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Nd2AsCl2]
_chemical_formula_sum '[Nd6 As3 Cl6]'
_cell_volume [465.1609]
_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  6  0.0000  0.0000  0.3877  1.0
  As  As1  3  0.0000  0.0000  0.0000  1.0
  Cl  Cl2  6  0.0000  0.0000  0.2254  1.0
]