data_[K2Rb2N2]
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
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.3930]
_cell_length_b [8.2181]
_cell_length_c [8.4456]
_cell_angle_alpha [97.5861]
_cell_angle_beta [92.2978]
_cell_angle_gamma [97.9376]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [KRbN]
_chemical_formula_sum '[K2 Rb2 N2]'
_cell_volume [298.8074]
_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  0.0701  0.7355  0.8317  1.0
  K  K1  2  0.4378  0.2411  0.6486  1.0
  N  N2  2  0.0117  0.5598  0.4666  1.0
]