data_[Ac1Ag2Se1O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [5.1720]
_cell_length_b [5.1720]
_cell_length_c [6.8441]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [AcAg2SeO8]
_chemical_formula_sum '[Ac1 Ag2 Se1 O8]'
_cell_volume [158.5485]
_cell_formula_units_Z [1]
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
[
  Ac  Ac0  1  0.0000  0.0000  0.5000  1
  Ag  Ag1  2  0.3333  0.6667  0.8527  1
  Se  Se2  1  0.0000  0.0000  0.0000  1
  O  O3  6  0.1601  0.8399  0.1598  1
  O  O4  2  0.3333  0.6667  0.5485  1
]