data_[Ac6Si2Te2Br2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Si  1.9000  1.1000  0.5400
  Te  2.1000  1.4000  1.2933
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.5342]
_cell_length_b [4.5878]
_cell_length_c [10.9078]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.7315]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Ac3SiTeBr]
_chemical_formula_sum '[Ac6 Si2 Te2 Br2]'
_cell_volume [476.1069]
_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  2  0.1355  0.7500  0.8616  1
  Ac  Ac1  2  0.3422  0.2500  0.5755  1
  Ac  Ac2  2  0.4005  0.2500  0.1455  1
  Si  Si3  2  0.3650  0.2500  0.8538  1
  Te  Te4  2  0.1330  0.7500  0.1698  1
  Br  Br5  2  0.1225  0.7500  0.5705  1
]