data_[Rb2Nb2Pt2Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Nb  1.6000  1.4500  0.8200
  Pt  2.2800  1.3500  0.8050
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.5896]
_cell_length_b [3.7744]
_cell_length_c [10.1558]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.3324]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbNbPtSe3]
_chemical_formula_sum '[Rb2 Nb2 Pt2 Se6]'
_cell_volume [300.0070]
_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
[
  Rb  Rb0  2  0.4798  0.7500  0.2185  1
  Nb  Nb1  2  0.0360  0.7500  0.3260  1
  Pt  Pt2  2  0.0428  0.2500  0.1217  1
  Se  Se3  2  0.1608  0.7500  0.6221  1
  Se  Se4  2  0.1886  0.2500  0.9360  1
  Se  Se5  2  0.2679  0.2500  0.3723  1
]