data_[Y4Ga6Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ga  1.8100  1.3000  0.7600
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.9850]
_cell_length_b [4.3842]
_cell_length_c [15.4942]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Y2Ga3Hg]
_chemical_formula_sum '[Y4 Ga6 Hg2]'
_cell_volume [270.6973]
_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  2  0.0000  0.0000  0.1383  1
  Y  Y1  2  0.0000  0.5000  0.8583  1
  Ga  Ga2  2  0.0000  0.0000  0.5468  1
  Ga  Ga3  2  0.0000  0.0000  0.7046  1
  Ga  Ga4  2  0.0000  0.5000  0.2924  1
  Hg  Hg5  2  0.0000  0.5000  0.4596  1
]