data_[Sm2Y8Er10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [6.1600]
_cell_length_b [17.7996]
_cell_length_c [6.1515]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2559]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [SmY4Er5]
_chemical_formula_sum '[Sm2 Y8 Er10]'
_cell_volume [636.7556]
_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
[
  Sm  Sm0  2  0.0000  0.9507  0.5000  1.0
  Y  Y1  2  0.0000  0.2495  0.0000  1.0
  Y  Y2  2  0.0000  0.3498  0.5000  1.0
  Y  Y3  2  0.0000  0.6493  0.0000  1.0
  Y  Y4  2  0.0000  0.7497  0.5000  1.0
  Er  Er5  2  0.0000  0.0497  0.0000  1.0
  Er  Er6  2  0.0000  0.1488  0.5000  1.0
  Er  Er7  2  0.0000  0.4502  0.0000  1.0
  Er  Er8  2  0.0000  0.5502  0.5000  1.0
  Er  Er9  2  0.0000  0.8505  0.0000  1.0
]