data_[Y10Er2P12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.9423]
_cell_length_b [12.0193]
_cell_length_c [6.9389]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4719]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Y5ErP6]
_chemical_formula_sum '[Y10 Er2 P12]'
_cell_volume [545.8722]
_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
[
  Y  Y0  4  0.0000  0.1670  0.5000  1
  Y  Y1  4  0.0000  0.3334  0.0000  1
  Y  Y2  2  0.0000  0.5000  0.5000  1
  Er  Er3  2  0.0000  0.0000  0.0000  1
  P  P4  8  0.2488  0.1659  0.2489  1
  P  P5  4  0.2486  0.0000  0.7509  1
]