data_[Ru2Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ru  2.2000  1.3000  0.6610
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.8273]
_cell_length_b [3.6124]
_cell_length_c [6.2509]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.9492]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RuSe2]
_chemical_formula_sum '[Ru2 Se4]'
_cell_volume [131.5653]
_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
[
  Ru  Ru0  2  0.1984  0.2500  0.0018  1.0
  Se  Se1  2  0.1021  0.7500  0.2641  1.0
  Se  Se2  2  0.4074  0.7500  0.8019  1.0
]