data_[Ca3Pu9Pt9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Pu  1.2800  1.7500  0.9675
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [10.0043]
_cell_length_b [10.0043]
_cell_length_c [5.8907]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ca(PuPt)3]
_chemical_formula_sum '[Ca3 Pu9 Pt9]'
_cell_volume [510.5869]
_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
[
  Ca  Ca0  3  0.0000  0.0000  0.5000  1
  Pu  Pu1  9  0.0000  0.5000  0.5000  1
  Pt  Pt2  9  0.0000  0.5000  0.0000  1
]