data_[Sm2Dy8Se10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Dy  1.2200  1.7500  1.1310
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.6032]
_cell_length_b [4.0939]
_cell_length_c [10.0215]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.6049]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SmDy4Se5]
_chemical_formula_sum '[Sm2 Dy8 Se10]'
_cell_volume [485.2370]
_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  0.0000  0.0000  1
  Dy  Dy1  4  0.0986  0.5000  0.3966  1
  Dy  Dy2  4  0.2031  0.0000  0.7998  1
  Se  Se3  4  0.1038  0.5000  0.8971  1
  Se  Se4  4  0.2026  0.0000  0.3058  1
  Se  Se5  2  0.0000  0.0000  0.5000  1
]