data_[Pm6Dy4Er2Te12]
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
  Er  1.2400  1.7500  1.0300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.2815]
_cell_length_b [4.3640]
_cell_length_c [8.8937]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.4315]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm3Dy2ErTe6]
_chemical_formula_sum '[Pm6 Dy4 Er2 Te12]'
_cell_volume [724.7459]
_cell_formula_units_Z [2]
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  0.1679  0.0000  0.8331  1
  Pm  Pm1  2  0.0000  0.5000  0.5000  1
  Dy  Dy2  4  0.1674  0.0000  0.3344  1
  Er  Er3  2  0.0000  0.5000  0.0000  1
  Te  Te4  4  0.0019  0.0000  0.2422  1
  Te  Te5  4  0.1631  0.5000  0.0878  1
  Te  Te6  4  0.1685  0.5000  0.5776  1
]