data_[Pm8Ho4Mg1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ho  1.2300  1.7500  1.0410
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [Pm-3m]
_cell_length_a [7.7992]
_cell_length_b [7.7992]
_cell_length_c [7.7992]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [221]
_chemical_formula_structural [Pm8Ho4Mg]
_chemical_formula_sum '[Pm8 Ho4 Mg1]'
_cell_volume [474.4069]
_cell_formula_units_Z [1]
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  8  0.2455  0.2455  0.2455  1
  Ho  Ho1  3  0.0000  0.5000  0.5000  1
  Ho  Ho2  1  0.0000  0.0000  0.0000  1
  Mg  Mg3  1  0.5000  0.5000  0.5000  1
]