data_[Na2Ca6Pt2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ca  1.0000  1.8000  1.1400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.0674]
_cell_length_b [8.5698]
_cell_length_c [9.8668]
_cell_angle_alpha [99.4259]
_cell_angle_beta [101.4684]
_cell_angle_gamma [90.2263]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [NaCa3Pt]
_chemical_formula_sum '[Na2 Ca6 Pt2]'
_cell_volume [332.2692]
_cell_formula_units_Z [2]
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
[
  Na  Na0  2  0.4992  0.1956  0.5264  1.0
  Ca  Ca1  2  0.1072  0.5774  0.6969  1.0
  Ca  Ca2  2  0.1754  0.9762  0.8423  1.0
  Ca  Ca3  2  0.2903  0.6537  0.0868  1.0
  Pt  Pt4  2  0.2987  0.2675  0.1030  1.0
]