data_[As2Se10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  As  2.1800  1.1500  0.6600
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [12.9412]
_cell_length_b [3.5619]
_cell_length_c [8.3829]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.8491]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [AsSe5]
_chemical_formula_sum '[As2 Se10]'
_cell_volume [324.6288]
_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
[
  As  As0  2  0.3899  0.5000  0.8141  1.0
  Se  Se1  2  0.0298  0.5000  0.1527  1.0
  Se  Se2  2  0.0554  0.0000  0.7417  1.0
  Se  Se3  2  0.2111  0.5000  0.9833  1.0
  Se  Se4  2  0.2665  0.0000  0.5803  1.0
  Se  Se5  2  0.3807  0.0000  0.2279  1.0
]