data_[Na6Ni2As2C2O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ni  1.9100  1.3500  0.7400
  As  2.1800  1.1500  0.6600
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.2540]
_cell_length_b [6.8476]
_cell_length_c [9.0884]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.0507]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Na3NiAsCO7]
_chemical_formula_sum '[Na6 Ni2 As2 C2 O14]'
_cell_volume [326.9214]
_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
[
  Na  Na0  4  0.2500  0.0050  0.2400  1
  Na  Na1  2  0.2363  0.7500  0.5798  1
  Ni  Ni2  2  0.2155  0.2500  0.8425  1
  As  As3  2  0.2959  0.7500  0.9176  1
  C  C4  2  0.2749  0.2500  0.5610  1
  O  O5  4  0.2184  0.5531  0.8068  1
  O  O6  2  0.0526  0.2500  0.6229  1
  O  O7  2  0.1514  0.7500  0.0848  1
  O  O8  2  0.2925  0.2500  0.4191  1
  O  O9  2  0.3777  0.2500  0.0506  1
  O  O10  2  0.4774  0.2500  0.6460  1
]