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 [P2_1]
_cell_length_a [8.4799]
_cell_length_b [3.9888]
_cell_length_c [10.0089]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.4772]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [4]
_chemical_formula_structural [NaCa3Pt]
_chemical_formula_sum '[Na2 Ca6 Pt2]'
_cell_volume [332.8996]
_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  0.1652  0.0724  0.5593  1.0
  Ca  Ca1  2  0.0308  0.0531  0.1530  1.0
  Ca  Ca2  2  0.3464  0.0523  0.9159  1.0
  Ca  Ca3  2  0.4346  0.0534  0.3110  1.0
  Pt  Pt4  2  0.2784  0.5527  0.1060  1.0
]