data_[K2Rb3Sn4]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.0594]
_cell_length_b [8.2231]
_cell_length_c [9.2493]
_cell_angle_alpha [63.7509]
_cell_angle_beta [76.6278]
_cell_angle_gamma [89.9421]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [K2Rb3Sn4]
_chemical_formula_sum '[K2 Rb3 Sn4]'
_cell_volume [399.4176]
_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  2  0.3102  0.5625  0.8822  1.0
  Rb  Rb1  2  0.4954  0.1983  0.6058  1.0
  Rb  Rb2  1  0.0000  0.0000  0.0000  1.0
  Sn  Sn3  2  0.0850  0.5099  0.3348  1.0
  Sn  Sn4  2  0.0859  0.1543  0.3353  1.0
]