data_[Pm10Al2Hg6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Al  1.6100  1.2500  0.6750
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P6_3/mcm]
_cell_length_a [9.3676]
_cell_length_b [9.3676]
_cell_length_c [6.6880]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [193]
_chemical_formula_structural [Pm5AlHg3]
_chemical_formula_sum '[Pm10 Al2 Hg6]'
_cell_volume [508.2546]
_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  6  0.0000  0.2819  0.7500  1
  Pm  Pm1  4  0.3333  0.6667  0.5000  1
  Al  Al2  2  0.0000  0.0000  0.0000  1
  Hg  Hg3  6  0.0000  0.3771  0.2500  1
]