data_[Mn2Bi2I2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Bi  2.0200  1.6000  1.0350
  I  2.6600  1.4000  1.2733
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.1059]
_cell_length_b [4.2214]
_cell_length_c [7.6402]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.1914]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [MnBiIO2]
_chemical_formula_sum '[Mn2 Bi2 I2 O4]'
_cell_volume [229.1816]
_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  0.4155  0.7500  0.1312  1.0
  Bi  Bi1  2  0.3241  0.7500  0.6152  1.0
  I  I2  2  0.0336  0.7500  0.2356  1.0
  O  O3  2  0.4597  0.2500  0.6078  1.0
  O  O4  2  0.4843  0.7500  0.8621  1.0
]