data_[La2Sm4Er16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.0638]
_cell_length_b [6.9819]
_cell_length_c [5.5053]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.8463]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La(SmEr4)2]
_chemical_formula_sum '[La2 Sm4 Er16]'
_cell_volume [731.8674]
_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
[
  La  La0  2  0.0000  0.0000  0.0000  1
  Sm  Sm1  4  0.2152  0.5000  0.2482  1
  Er  Er2  8  0.1329  0.2674  0.7318  1
  Er  Er3  4  0.0464  0.5000  0.2391  1
  Er  Er4  4  0.1877  0.0000  0.2345  1
]