data_[Ac2Er10Bi12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Er  1.2400  1.7500  1.0300
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.8371]
_cell_length_b [13.5803]
_cell_length_c [7.8366]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.6225]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AcEr5Bi6]
_chemical_formula_sum '[Ac2 Er10 Bi12]'
_cell_volume [785.6087]
_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  0.0000  0.0000  0.0000  1
  Er  Er1  4  0.0000  0.1602  0.5000  1
  Er  Er2  4  0.0000  0.3309  0.0000  1
  Er  Er3  2  0.0000  0.5000  0.5000  1
  Bi  Bi4  8  0.2387  0.3261  0.7392  1
  Bi  Bi5  4  0.2359  0.5000  0.2539  1
]