data_[Rb2La2P2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  La  1.1000  1.9500  1.1720
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [4.2734]
_cell_length_b [4.2734]
_cell_length_c [10.9316]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [RbLaPO]
_chemical_formula_sum '[Rb2 La2 P2 O2]'
_cell_volume [199.6301]
_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  0.0000  0.0000  0.5000  1
  La  La1  2  0.0000  0.5000  0.1016  1
  P  P2  2  0.0000  0.5000  0.7277  1
  O  O3  2  0.0000  0.0000  0.0000  1
]