data_[Rb2Ta1Cd1Sn1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ta  1.5000  1.4500  0.8200
  Cd  1.6900  1.5500  1.0900
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [6.3760]
_cell_length_b [6.3760]
_cell_length_c [5.5977]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Rb2TaCdSn]
_chemical_formula_sum '[Rb2 Ta1 Cd1 Sn1]'
_cell_volume [227.5657]
_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
[
  Rb  Rb0  2  0.0000  0.5000  0.0000  1
  Ta  Ta1  1  0.0000  0.0000  0.5000  1
  Cd  Cd2  1  0.0000  0.0000  0.0000  1
  Sn  Sn3  1  0.5000  0.5000  0.5000  1
]