data_[Sm8Cd10Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Cd  1.6900  1.5500  1.0900
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.0508]
_cell_length_b [5.1755]
_cell_length_c [6.6671]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.7654]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm4Cd5Hg]
_chemical_formula_sum '[Sm8 Cd10 Hg2]'
_cell_volume [530.3073]
_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
[
  Sm  Sm0  4  0.0962  0.0000  0.8857  1
  Sm  Sm1  4  0.1886  0.5000  0.3159  1
  Cd  Cd2  4  0.0977  0.0000  0.4157  1
  Cd  Cd3  4  0.2035  0.5000  0.8129  1
  Cd  Cd4  2  0.0000  0.5000  0.5000  1
  Hg  Hg5  2  0.0000  0.5000  0.0000  1
]