data_[Ca2Eu2Hg4Bi8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Eu  1.2000  1.8500  1.1985
  Hg  2.0000  1.5000  1.2450
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [4.8646]
_cell_length_b [4.8646]
_cell_length_c [19.3805]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [CaEu(HgBi2)2]
_chemical_formula_sum '[Ca2 Eu2 Hg4 Bi8]'
_cell_volume [458.6189]
_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
[
  Ca  Ca0  2  0.0000  0.0000  0.1264  1
  Eu  Eu1  2  0.0000  0.0000  0.8712  1
  Hg  Hg2  4  0.0000  0.5000  0.2504  1
  Bi  Bi3  4  0.0000  0.5000  0.4996  1
  Bi  Bi4  2  0.0000  0.0000  0.3637  1
  Bi  Bi5  2  0.0000  0.0000  0.6387  1
]