data_[Tb4Pm28Ho12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Ho  1.2300  1.7500  1.0410
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [19.1353]
_cell_length_b [7.1972]
_cell_length_c [12.5056]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.9255]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [TbPm7Ho3]
_chemical_formula_sum '[Tb4 Pm28 Ho12]'
_cell_volume [1548.9542]
_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
[
  Tb  Tb0  4  0.0000  0.5000  0.0000  1
  Pm  Pm1  8  0.1605  0.0048  0.2748  1
  Pm  Pm2  8  0.1676  0.2524  0.5285  1
  Pm  Pm3  8  0.1681  0.2512  0.0296  1
  Pm  Pm4  4  0.0000  0.2727  0.7500  1
  Ho  Ho5  8  0.1690  0.4983  0.7755  1
  Ho  Ho6  4  0.0000  0.0000  0.0000  1
]