data_[Na1Sr2Ac1Pt1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sr  0.9500  2.0000  1.3200
  Ac  1.1000  1.9500  1.2600
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [6.0873]
_cell_length_b [6.0873]
_cell_length_c [5.8636]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [NaSr2AcPt]
_chemical_formula_sum '[Na1 Sr2 Ac1 Pt1]'
_cell_volume [217.2816]
_cell_formula_units_Z [1]
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  1  0.5000  0.5000  0.5000  1
  Sr  Sr1  2  0.0000  0.5000  0.0000  1
  Ac  Ac2  1  0.0000  0.0000  0.5000  1
  Pt  Pt3  1  0.0000  0.0000  0.0000  1
]