data_[Pr6Pt2Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Pt  2.2800  1.3500  0.8050
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.1828]
_cell_length_b [6.1132]
_cell_length_c [13.1055]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Pr3PtSe2]
_chemical_formula_sum '[Pr6 Pt2 Se4]'
_cell_volume [335.1098]
_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
[
  Pr  Pr0  4  0.0000  0.5000  0.1560  1.0
  Pr  Pr1  2  0.0000  0.5000  0.5000  1.0
  Pt  Pt2  2  0.0000  0.0000  0.5000  1.0
  Se  Se3  4  0.0000  0.0000  0.1700  1.0
]