data_[La16Hg4Sb4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Hg  2.0000  1.5000  1.2450
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [6.9421]
_cell_length_b [16.8765]
_cell_length_c [6.9346]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [La4HgSbO]
_chemical_formula_sum '[La16 Hg4 Sb4 O4]'
_cell_volume [812.4474]
_cell_formula_units_Z [4]
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
[
  La  La0  8  0.2500  0.2500  0.0000  1
  La  La1  4  0.0000  0.0739  0.7500  1
  La  La2  4  0.0000  0.4192  0.7500  1
  Hg  Hg3  4  0.0000  0.1142  0.2500  1
  Sb  Sb4  4  0.0000  0.3893  0.2500  1
  O  O5  4  0.0000  0.2482  0.7500  1
]