data_[Pm3Cd51Hg3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Cd  1.6900  1.5500  1.0900
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [10.1914]
_cell_length_b [10.1914]
_cell_length_c [15.1878]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [PmCd17Hg]
_chemical_formula_sum '[Pm3 Cd51 Hg3]'
_cell_volume [1366.1327]
_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
[
  Pm  Pm0  3  0.0000  0.0000  0.6676  1
  Cd  Cd1  18  0.0029  0.3037  0.9925  1
  Cd  Cd2  9  0.1682  0.3363  0.8254  1
  Cd  Cd3  9  0.1691  0.3383  0.1816  1
  Cd  Cd4  9  0.1699  0.3397  0.4724  1
  Cd  Cd5  3  0.0000  0.0000  0.0953  1
  Cd  Cd6  3  0.0000  0.0000  0.8965  1
  Hg  Hg7  3  0.0000  0.0000  0.4477  1
]