data_[Tc4Bi12O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tc  1.9000  1.3500  0.7417
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C222_1]
_cell_length_a [7.8821]
_cell_length_b [10.8692]
_cell_length_c [7.5782]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [20]
_chemical_formula_structural [TcBi3O7]
_chemical_formula_sum '[Tc4 Bi12 O28]'
_cell_volume [649.2447]
_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
[
  Tc  Tc0  4  0.0032  0.0000  0.5000  1
  Bi  Bi1  8  0.2359  0.2378  0.7437  1
  Bi  Bi2  4  0.0445  0.5000  0.5000  1
  O  O3  8  0.1706  0.1284  0.4640  1
  O  O4  8  0.1979  0.1183  0.0328  1
  O  O5  4  0.0000  0.0504  0.7500  1
  O  O6  4  0.0000  0.3623  0.7500  1
  O  O7  4  0.0000  0.3644  0.2500  1
]