data_[Pm8Dy8Te20]
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
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [18.4921]
_cell_length_b [7.8748]
_cell_length_c [8.2097]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [Pm2Dy2Te5]
_chemical_formula_sum '[Pm8 Dy8 Te20]'
_cell_volume [1195.5060]
_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  8  0.1009  0.5126  0.5314  1
  Dy  Dy1  4  0.0000  0.0000  0.4293  1
  Dy  Dy2  4  0.2500  0.5256  0.1659  1
  Te  Te3  8  0.0596  0.1934  0.7220  1
  Te  Te4  8  0.1540  0.6569  0.8709  1
  Te  Te5  4  0.2500  0.1728  0.9910  1
]