data_[Sr8Al4Bi4Te20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Al  1.6100  1.2500  0.6750
  Bi  2.0200  1.6000  1.0350
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.4309]
_cell_length_b [20.1272]
_cell_length_c [13.9650]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sr2AlBiTe5]
_chemical_formula_sum '[Sr8 Al4 Bi4 Te20]'
_cell_volume [1245.4158]
_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
[
  Sr  Sr0  4  0.0000  0.1126  0.6814  1
  Sr  Sr1  4  0.0000  0.1237  0.3248  1
  Al  Al2  4  0.0000  0.4397  0.4283  1
  Bi  Bi3  4  0.0000  0.2076  0.0301  1
  Te  Te4  4  0.0000  0.0410  0.0371  1
  Te  Te5  4  0.0000  0.2833  0.6850  1
  Te  Te6  4  0.0000  0.3146  0.3651  1
  Te  Te7  4  0.0000  0.3570  0.0051  1
  Te  Te8  4  0.0000  0.4961  0.7670  1
]