data_[Y2Er10As12]
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
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.0855]
_cell_length_b [12.2675]
_cell_length_c [7.0815]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4739]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [YEr5As6]
_chemical_formula_sum '[Y2 Er10 As12]'
_cell_volume [580.3152]
_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  2  0.0000  0.0000  0.0000  1
  Er  Er1  4  0.0000  0.1663  0.5000  1
  Er  Er2  4  0.0000  0.3332  0.0000  1
  Er  Er3  2  0.0000  0.5000  0.5000  1
  As  As4  8  0.2488  0.3326  0.7489  1
  As  As5  4  0.2487  0.5000  0.2508  1
]