data_[Y6Hg2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.6772]
_cell_length_b [7.0905]
_cell_length_c [9.9848]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Y3HgO]
_chemical_formula_sum '[Y6 Hg2 O2]'
_cell_volume [260.3339]
_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
[
  Y  Y0  4  0.5000  0.2435  0.4023  1
  Y  Y1  2  0.0000  0.0000  0.1483  1
  Hg  Hg2  2  0.0000  0.0000  0.6530  1
  O  O3  2  0.5000  0.0000  0.0222  1
]