data_[Pm4Dy4Y8Tm20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Dy  1.2200  1.7500  1.1310
  Y  1.2200  1.8000  1.0400
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.5723]
_cell_length_b [19.5793]
_cell_length_c [10.5454]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [PmDyY2Tm5]
_chemical_formula_sum '[Pm4 Dy4 Y8 Tm20]'
_cell_volume [1150.5166]
_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  0.0000  0.4170  0.4550  1
  Y  Y1  4  0.0000  0.1101  0.7344  1
  Y  Y2  4  0.0000  0.1129  0.3198  1
  Dy  Dy3  4  0.0000  0.2018  0.0114  1
  Tm  Tm4  4  0.0000  0.0193  0.0262  1
  Tm  Tm5  4  0.0000  0.2828  0.3100  1
  Tm  Tm6  4  0.0000  0.2987  0.7094  1
  Tm  Tm7  4  0.0000  0.3900  0.0216  1
  Tm  Tm8  4  0.0000  0.4791  0.7362  1
]