data_Na2CoO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.96
_cell_length_b   7.96
_cell_length_c   10.56
_cell_angle_alpha   100.71
_cell_angle_beta   100.71
_cell_angle_gamma   41.5
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2CoO3
_chemical_formula_sum   'Na8 Co4 O12'
_cell_volume   434.47
_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  0.12  0.02  0.85  1.0
  Na  Na1  1  0.26  0.91  0.9  1.0
  Na  Na2  1  0.21  0.09  0.08  1.0
  Na  Na3  1  0.17  0.98  0.67  1.0
  Na  Na4  1  0.62  0.02  0.68  1.0
  Na  Na5  1  0.58  0.91  0.27  1.0
  Na  Na6  1  0.53  0.09  0.45  1.0
  Na  Na7  1  0.67  0.98  0.5  1.0
  Co  Co8  1  0.56  0.09  0.08  1.0
  Co  Co9  1  0.61  0.91  0.9  1.0
  Co  Co10  1  0.18  0.09  0.45  1.0
  Co  Co11  1  0.23  0.91  0.27  1.0
  O  O12  1  0.9  0.03  0.19  1.0
  O  O13  1  0.77  0.22  0.71  1.0
  O  O14  1  0.45  0.64  0.58  1.0
  O  O15  1  0.4  0.36  0.76  1.0
  O  O16  1  0.72  0.78  0.89  1.0
  O  O17  1  0.84  0.03  0.33  1.0
  O  O18  1  0.95  0.97  0.02  1.0
  O  O19  1  0.07  0.22  0.46  1.0
  O  O20  1  0.38  0.64  0.59  1.0
  O  O21  1  0.33  0.36  0.77  1.0
  O  O22  1  0.02  0.78  0.64  1.0
  O  O23  1  0.89  0.97  0.16  1.0

data_Na2CoO3
_symmetry_space_group_name_H-M   P-1
_cell_length_a   5.64
_cell_length_b   7.96
_cell_length_c   10.56
_cell_angle_alpha   100.71
_cell_angle_beta   90.0
_cell_angle_gamma   110.75
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Na2CoO3
_chemical_formula_sum   'Na8 Co4 O12'
_cell_volume   434.47
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  2  0.02  0.25  0.17  1.0
  Na  Na1  2  0.02  0.75  0.0  1.0
  Na  Na2  2  0.09  0.4  0.4  1.0
  Na  Na3  2  0.09  0.72  0.77  1.0
  Co  Co4  2  0.09  0.37  0.77  1.0
  Co  Co5  2  0.09  0.75  0.4  1.0
  O  O6  2  0.03  0.04  0.52  1.0
  O  O7  2  0.03  0.98  0.66  1.0
  O  O8  2  0.22  0.1  0.04  1.0
  O  O9  2  0.22  0.39  0.79  1.0
  O  O10  2  0.36  0.8  0.09  1.0
  O  O11  2  0.36  0.87  0.08  1.0

Na Na Na Na Na Na Na Na Co Co Co Co O O O O O O O O O O O O