data_[Pm6Co2Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Co  1.8800  1.3500  0.7683
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.6726]
_cell_length_b [3.8983]
_cell_length_c [8.6968]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.7270]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Pm3CoHg]
_chemical_formula_sum '[Pm6 Co2 Hg2]'
_cell_volume [274.9937]
_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  0.0366  0.7500  0.6798  1
  Pm  Pm1  2  0.2381  0.2500  0.0466  1
  Pm  Pm2  2  0.3903  0.2500  0.6895  1
  Co  Co3  2  0.4209  0.7500  0.9403  1
  Hg  Hg4  2  0.2576  0.7500  0.3602  1
]