data_[Pr4Dy6Er2As12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.2053]
_cell_length_b [4.1803]
_cell_length_c [8.3545]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2653]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr2Dy3ErAs6]
_chemical_formula_sum '[Pr4 Dy6 Er2 As12]'
_cell_volume [618.8473]
_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
[
  Pr  Pr0  4  0.1654  0.0000  0.3315  1.0
  Dy  Dy1  4  0.1673  0.0000  0.8342  1.0
  Dy  Dy2  2  0.0000  0.5000  0.5000  1.0
  Er  Er3  2  0.0000  0.5000  0.0000  1.0
  As  As4  4  0.0032  0.0000  0.7536  1.0
  As  As5  4  0.1642  0.5000  0.5897  1.0
  As  As6  4  0.1656  0.5000  0.0746  1.0
]