data_[Sm6Y8Er2]
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 [Pmn2_1]
_cell_length_a [11.3990]
_cell_length_b [7.3262]
_cell_length_c [6.3306]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Sm3Y4Er]
_chemical_formula_sum '[Sm6 Y8 Er2]'
_cell_volume [528.6804]
_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  4  0.2498  0.3756  0.4793  1
  Sm  Sm1  2  0.0000  0.6248  0.6496  1
  Y  Y2  4  0.2484  0.1246  0.9826  1
  Y  Y3  2  0.0000  0.1239  0.6461  1
  Y  Y4  2  0.0000  0.8745  0.1473  1
  Er  Er5  2  0.0000  0.3733  0.1483  1
]