data_[Sm4Hg2Cl4O4]
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
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.5931]
_cell_length_b [3.7073]
_cell_length_c [8.9032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.7505]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm2Hg(ClO)2]
_chemical_formula_sum '[Sm4 Hg2 Cl4 O4]'
_cell_volume [364.1236]
_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  0.1476  0.0000  0.5160  1
  Hg  Hg1  2  0.0000  0.0000  0.0000  1
  Cl  Cl2  4  0.0605  0.5000  0.7189  1
  O  O3  4  0.2441  0.0000  0.3820  1
]