data_[Nd6Mg3B3Pt18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Mg  1.3100  1.5000  0.8600
  B  2.0400  0.8500  0.4100
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.7073]
_cell_length_b [5.7073]
_cell_length_c [20.0793]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Nd2MgBPt6]
_chemical_formula_sum '[Nd6 Mg3 B3 Pt18]'
_cell_volume [566.4169]
_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  0.2854  1.0
  Mg  Mg1  3  0.0000  0.0000  0.0000  1.0
  B  B2  3  -0.0000  -0.0000  0.5000  1.0
  Pt  Pt3  18  0.0118  0.5059  0.7707  1.0
]