data_[Mn2C2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [3.2451]
_cell_length_b [5.0844]
_cell_length_c [6.0858]
_cell_angle_alpha [97.5388]
_cell_angle_beta [100.6081]
_cell_angle_gamma [90.0140]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [MnCO3]
_chemical_formula_sum '[Mn2 C2 O6]'
_cell_volume [97.8137]
_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
[
  Mn  Mn0  2  0.1344  0.3210  0.7550  1
  C  C1  2  0.4705  0.1996  0.2572  1
  O  O2  2  0.2397  0.7150  0.5768  1
  O  O3  2  0.2964  0.3767  0.1332  1
  O  O4  2  0.3654  0.9529  0.2045  1
]