data_[Rb2Na2P2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [5.1363]
_cell_length_b [5.7299]
_cell_length_c [8.1880]
_cell_angle_alpha [80.5240]
_cell_angle_beta [75.4149]
_cell_angle_gamma [76.8631]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [RbNaP]
_chemical_formula_sum '[Rb2 Na2 P2]'
_cell_volume [225.6307]
_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  1  0.3987  0.0821  0.8741  1
  Rb  Rb1  1  0.9476  0.5758  0.5573  1
  Na  Na2  1  0.1093  0.5966  0.1008  1
  Na  Na3  1  0.6266  0.1217  0.2539  1
  P  P4  1  0.5380  0.6355  0.2498  1
  P  P5  1  0.6914  0.5028  0.9819  1
]