data_[K6Rb4Sn4]
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 [C2/m]
_cell_length_a [13.8092]
_cell_length_b [6.3703]
_cell_length_c [9.6191]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.7696]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K3(RbSn)2]
_chemical_formula_sum '[K6 Rb4 Sn4]'
_cell_volume [734.5087]
_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
[
  K  K0  4  0.1469  0.5000  0.4530  1.0
  Rb  Rb1  4  0.1608  0.0000  0.8045  1.0
  K  K2  2  0.0000  0.5000  0.0000  1.0
  Sn  Sn3  4  0.1028  0.0000  0.1662  1.0
]