data_[K1Rb1Ba1Na1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Ba  0.8900  2.1500  1.4900
  Na  0.9300  1.8000  1.1600
]
_symmetry_space_group_name_H-M [P4mm]
_cell_length_a [4.6196]
_cell_length_b [4.6196]
_cell_length_c [12.1380]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [99]
_chemical_formula_structural [KRbBaNa]
_chemical_formula_sum '[K1 Rb1 Ba1 Na1]'
_cell_volume [259.0374]
_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
[
  K  K0  1  0.0000  0.0000  0.0839  1.0
  Rb  Rb1  1  0.5000  0.5000  0.7814  1.0
  Ba  Ba2  1  0.5000  0.5000  0.3609  1.0
  Na  Na3  1  0.0000  0.0000  0.5585  1.0
]