data_[La8Mn8O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Mn  1.5500  1.4000  0.6483
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [15.7362]
_cell_length_b [5.9377]
_cell_length_c [5.7692]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [La2Mn2O5]
_chemical_formula_sum '[La8 Mn8 O20]'
_cell_volume [539.0493]
_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
[
  La  La0  8  0.1123  0.0143  0.9817  1
  Mn  Mn1  4  0.0000  0.0000  0.4997  1
  Mn  Mn2  4  0.2500  0.5459  0.9674  1
  O  O3  8  0.0276  0.7382  0.7406  1
  O  O4  8  0.1415  0.1067  0.5738  1
  O  O5  4  0.2500  0.6201  0.6047  1
]