data_[Rh2Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rh  2.2800  1.3500  0.7450
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.5065]
_cell_length_b [3.6415]
_cell_length_c [5.1659]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.8581]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RhSe2]
_chemical_formula_sum '[Rh2 Se4]'
_cell_volume [122.3333]
_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
[
  Rh  Rh0  2  0.0000  0.0000  0.0000  1.0
  Se  Se1  4  0.1788  0.5000  0.2544  1.0
]