data_[Ac6Ag8Hg4]
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
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.7399]
_cell_length_b [4.9174]
_cell_length_c [9.5139]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.2184]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac3(Ag2Hg)2]
_chemical_formula_sum '[Ac6 Ag8 Hg4]'
_cell_volume [504.7500]
_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
[
  Ac  Ac0  4  0.1632  0.5000  0.6703  1
  Ac  Ac1  2  0.0000  0.0000  0.0000  1
  Ag  Ag2  4  0.0587  0.0000  0.3957  1
  Ag  Ag3  4  0.2227  0.5000  0.0530  1
  Hg  Hg4  4  0.1166  0.5000  0.2811  1
]