# generated using pymatgen
data_Na(FeO2)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.99806100
_cell_length_b   9.23974000
_cell_length_c   10.83727500
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na(FeO2)2
_chemical_formula_sum   'Na4 Fe8 O16'
_cell_volume   300.20665087
_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
  Na  Na0  1  0.25000000  0.74262000  0.15743400  1.0
  Na  Na1  1  0.75000000  0.75738000  0.65743400  1.0
  Na  Na2  1  0.25000000  0.24262000  0.34256600  1.0
  Na  Na3  1  0.75000000  0.25738000  0.84256600  1.0
  Fe  Fe4  1  0.25000000  0.56297800  0.38801400  1.0
  Fe  Fe5  1  0.25000000  0.58353400  0.89725500  1.0
  Fe  Fe6  1  0.75000000  0.91646600  0.39725500  1.0
  Fe  Fe7  1  0.75000000  0.93702200  0.88801400  1.0
  Fe  Fe8  1  0.25000000  0.06297800  0.11198600  1.0
  Fe  Fe9  1  0.25000000  0.08353400  0.60274500  1.0
  Fe  Fe10  1  0.75000000  0.41646600  0.10274500  1.0
  Fe  Fe11  1  0.75000000  0.43702200  0.61198600  1.0
  O  O12  1  0.75000000  0.52370600  0.78545300  1.0
  O  O13  1  0.25000000  0.57538500  0.57395600  1.0
  O  O14  1  0.75000000  0.61418000  0.01983200  1.0
  O  O15  1  0.75000000  0.70512800  0.34932600  1.0
  O  O16  1  0.25000000  0.79487200  0.84932600  1.0
  O  O17  1  0.25000000  0.88582000  0.51983200  1.0
  O  O18  1  0.75000000  0.92461500  0.07395600  1.0
  O  O19  1  0.25000000  0.97629400  0.28545300  1.0
  O  O20  1  0.75000000  0.02370600  0.71454700  1.0
  O  O21  1  0.25000000  0.07538500  0.92604400  1.0
  O  O22  1  0.75000000  0.11418000  0.48016800  1.0
  O  O23  1  0.75000000  0.20512800  0.15067400  1.0
  O  O24  1  0.25000000  0.29487200  0.65067400  1.0
  O  O25  1  0.25000000  0.38582000  0.98016800  1.0
  O  O26  1  0.75000000  0.42461500  0.42604400  1.0
  O  O27  1  0.25000000  0.47629400  0.21454700  1.0