data_[Ac6La2Pm4Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.5052]
_cell_length_b [13.0382]
_cell_length_c [7.5678]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4267]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac3La(PmSe3)2]
_chemical_formula_sum '[Ac6 La2 Pm4 Se12]'
_cell_volume [698.3780]
_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  4  0.0000  0.1651  0.5000  1
  La  La1  2  0.0000  0.0000  0.0000  1
  Ac  Ac2  2  0.0000  0.5000  0.5000  1
  Pm  Pm3  4  0.0000  0.3328  0.0000  1
  Se  Se4  8  0.2474  0.1688  0.2356  1
  Se  Se5  4  0.2396  0.5000  0.2331  1
]