data_[Na4Al2Ge2Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Al  1.6100  1.2500  0.6750
  Ge  2.0100  1.2500  0.7700
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [9.1454]
_cell_length_b [8.8273]
_cell_length_c [7.2559]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Na2AlGeTe4]
_chemical_formula_sum '[Na4 Al2 Ge2 Te8]'
_cell_volume [585.7631]
_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
[
  Na  Na0  4  0.2487  0.6641  0.9815  1.0
  Al  Al1  2  0.0000  0.8562  0.5009  1.0
  Ge  Ge2  2  0.0000  0.1656  0.9896  1.0
  Te  Te3  4  0.2288  0.6896  0.4119  1.0
  Te  Te4  2  0.0000  0.1291  0.3597  1.0
  Te  Te5  2  0.0000  0.8795  0.8629  1.0
]