data_[Na6Ca4Yb2Bi2Sb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ca  1.0000  1.8000  1.1400
  Yb  1.1000  1.7500  1.0840
  Bi  2.0200  1.6000  1.0350
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.7154]
_cell_length_b [13.9051]
_cell_length_c [8.0281]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Na3Ca2YbBiSb2]
_chemical_formula_sum '[Na6 Ca4 Yb2 Bi2 Sb4]'
_cell_volume [526.3878]
_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
[
  Na  Na0  4  0.5000  0.1236  0.8772  1
  Na  Na1  2  0.5000  0.0000  0.2454  1
  Ca  Ca2  4  0.0000  0.2102  0.2110  1
  Yb  Yb3  2  0.0000  0.0000  0.5810  1
  Bi  Bi4  2  0.0000  0.0000  0.9972  1
  Sb  Sb5  4  0.5000  0.1660  0.5000  1
]