data_[Cr16Si8O32]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Fddd]
_cell_length_a [5.7556]
_cell_length_b [9.8677]
_cell_length_c [11.3998]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [70]
_chemical_formula_structural [Cr2SiO4]
_chemical_formula_sum '[Cr16 Si8 O32]'
_cell_volume [647.4504]
_cell_formula_units_Z [8]
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
[
  Cr  Cr0  16  0.0000  0.1489  0.5000  1.0
  Si  Si1  8  0.0000  0.0000  0.0000  1.0
  O  O2  32  0.0825  0.1465  0.3258  1.0
]