data_[Mn4Fe4Si8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Fe  1.8300  1.4000  0.8525
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.2633]
_cell_length_b [9.2700]
_cell_length_c [5.4696]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.8547]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [MnFe(SiO3)2]
_chemical_formula_sum '[Mn4 Fe4 Si8 O24]'
_cell_volume [482.9776]
_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
[
  Mn  Mn0  4  0.0000  0.1007  0.2500  1.0
  Fe  Fe1  4  0.0000  0.2623  0.7500  1.0
  Si  Si2  8  0.2063  0.4138  0.2068  1.0
  O  O3  8  0.1211  0.2622  0.1395  1.0
  O  O4  8  0.1224  0.0923  0.6673  1.0
  O  O5  8  0.1531  0.4905  0.9092  1.0
]