data_[Ga8Ag4Ge4Se24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ga  1.8100  1.3000  0.7600
  Ag  1.9300  1.6000  1.0867
  Ge  2.0100  1.2500  0.7700
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [13.2968]
_cell_length_b [13.2423]
_cell_length_c [7.0231]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.7994]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ga2AgGeSe6]
_chemical_formula_sum '[Ga8 Ag4 Ge4 Se24]'
_cell_volume [1113.3712]
_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
[
  Ga  Ga0  8  0.1958  0.4254  0.1869  1
  Ag  Ag1  4  0.0000  0.2280  0.2500  1
  Ge  Ge2  4  0.0000  0.1820  0.7500  1
  Se  Se3  8  0.1019  0.0918  0.5896  1
  Se  Se4  8  0.1296  0.4309  0.4610  1
  Se  Se5  8  0.1424  0.2446  0.0840  1
]