data_[Eu2Hg6O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [8.6027]
_cell_length_b [8.7244]
_cell_length_c [3.8996]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [EuHg3O4]
_chemical_formula_sum '[Eu2 Hg6 O8]'
_cell_volume [292.6771]
_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  0.5000  0.0000  1.0
  Hg  Hg1  4  0.2500  0.2500  0.5000  1.0
  Hg  Hg2  2  0.0000  0.0000  0.0000  1.0
  O  O3  4  0.0000  0.3190  0.5000  1.0
  O  O4  4  0.2340  0.0000  0.0000  1.0
]