data_[Sm4Hg4C8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Hg  2.0000  1.5000  1.2450
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.0035]
_cell_length_b [9.5396]
_cell_length_c [7.2884]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.8838]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [SmHg(CO3)2]
_chemical_formula_sum '[Sm4 Hg4 C8 O24]'
_cell_volume [567.8884]
_cell_formula_units_Z [4]
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  0.0000  0.4054  0.2500  1.0
  Hg  Hg1  4  0.0000  0.1065  0.7500  1.0
  C  C2  8  0.2360  0.3726  0.7628  1.0
  O  O3  8  0.0899  0.3869  0.6125  1.0
  O  O4  8  0.1681  0.2257  0.2323  1.0
  O  O5  8  0.2285  0.0324  0.0956  1.0
]