data_[Al4Zn4Ge8As16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Zn  1.6500  1.3500  0.8800
  Ge  2.0100  1.2500  0.7700
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Fmm2]
_cell_length_a [8.1129]
_cell_length_b [8.5657]
_cell_length_c [11.1448]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [42]
_chemical_formula_structural [AlZn(GeAs2)2]
_chemical_formula_sum '[Al4 Zn4 Ge8 As16]'
_cell_volume [774.4831]
_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
[
  Al  Al0  4  0.0000  0.0000  0.4982  1.0
  Zn  Zn1  4  0.0000  0.0000  0.9987  1.0
  Ge  Ge2  8  0.2500  0.2500  0.2451  1.0
  As  As3  8  0.0000  0.2499  0.3806  1.0
  As  As4  8  0.2499  0.0000  0.1257  1.0
]