data_[Ag4As8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.4851]
_cell_length_b [5.5595]
_cell_length_c [8.5665]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.5646]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [AgAs2]
_chemical_formula_sum '[Ag4 As8]'
_cell_volume [285.2129]
_cell_formula_units_Z [4]
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
[
  Ag  Ag0  4  0.3464  0.0224  0.5816  1.0
  As  As1  4  0.0976  0.1082  0.9197  1.0
  As  As2  4  0.2477  0.7286  0.3001  1.0
]