data_[Ac3Pm3Hg51]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Pm  1.1300  1.8500  1.1100
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [9.8153]
_cell_length_b [9.8153]
_cell_length_c [18.4562]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [AcPmHg17]
_chemical_formula_sum '[Ac3 Pm3 Hg51]'
_cell_volume [1539.8558]
_cell_formula_units_Z [3]
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
[
  Ac  Ac0  3  0.0000  0.0000  0.3666  1
  Pm  Pm1  3  0.0000  0.0000  0.6610  1
  Hg  Hg2  18  0.0238  0.3531  0.6636  1
  Hg  Hg3  9  0.2028  0.4056  0.4627  1
  Hg  Hg4  9  0.2133  0.4266  0.8558  1
  Hg  Hg5  9  0.2145  0.4290  0.1874  1
  Hg  Hg6  3  0.0000  0.0000  0.0673  1
  Hg  Hg7  3  0.0000  0.0000  0.9055  1
]