data_[Pm2Hg10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.9533]
_cell_length_b [5.1391]
_cell_length_c [6.5955]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.8473]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmHg5]
_chemical_formula_sum '[Pm2 Hg10]'
_cell_volume [302.3844]
_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
[
  Pm  Pm0  2  0.0000  0.0000  0.5000  1
  Hg  Hg1  4  0.1576  0.5000  0.2554  1
  Hg  Hg2  4  0.1747  0.5000  0.7435  1
  Hg  Hg3  2  0.0000  0.0000  0.0000  1
]