data_[Eu2Y2Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Y  1.2200  1.8000  1.0400
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [3.8066]
_cell_length_b [3.8066]
_cell_length_c [13.0700]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [EuYHg]
_chemical_formula_sum '[Eu2 Y2 Hg2]'
_cell_volume [189.3851]
_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
[
  Eu  Eu0  2  0.0000  0.0000  0.0170  1.0
  Y  Y1  2  0.0000  0.0000  0.3044  1.0
  Hg  Hg2  2  0.0000  0.0000  0.6785  1.0
]