data_[Pm4Pr4Ho12Mg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Ho  1.2300  1.7500  1.0410
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.8749]
_cell_length_b [5.8998]
_cell_length_c [7.0804]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.4862]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmPrHo3Mg]
_chemical_formula_sum '[Pm4 Pr4 Ho12 Mg4]'
_cell_volume [777.7258]
_cell_formula_units_Z [4]
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  4  0.1792  0.5000  0.9298  1
  Pr  Pr1  4  0.2000  0.5000  0.4494  1
  Ho  Ho2  4  0.0286  0.5000  0.2788  1
  Ho  Ho3  4  0.1391  0.0000  0.6249  1
  Ho  Ho4  4  0.1417  0.0000  0.1560  1
  Mg  Mg5  4  0.0077  0.0000  0.7649  1
]