data_[Rb2Dy2Mn2Se8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Dy  1.2200  1.7500  1.1310
  Mn  1.5500  1.4000  0.6483
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.6930]
_cell_length_b [6.6617]
_cell_length_c [9.5941]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.8779]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbDyMnSe4]
_chemical_formula_sum '[Rb2 Dy2 Mn2 Se8]'
_cell_volume [404.7610]
_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
[
  Rb  Rb0  2  0.2567  0.2500  0.0595  1
  Dy  Dy1  2  0.2336  0.2500  0.5493  1
  Mn  Mn2  2  0.2214  0.7500  0.3282  1
  Se  Se3  4  0.0237  0.5094  0.7060  1
  Se  Se4  2  0.4180  0.7500  0.5740  1
  Se  Se5  2  0.4222  0.7500  0.1728  1
]