data_[Tb4Fe4Ge8O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Fe  1.8300  1.4000  0.8525
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.8735]
_cell_length_b [8.6539]
_cell_length_c [6.7693]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.4522]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbFeGe2O7]
_chemical_formula_sum '[Tb4 Fe4 Ge8 O28]'
_cell_volume [565.2516]
_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
[
  Tb  Tb0  4  0.0000  0.2100  0.0000  1
  Fe  Fe1  4  0.0000  0.3043  0.5000  1
  Ge  Ge2  4  0.1986  0.5000  0.9260  1
  Ge  Ge3  4  0.2196  0.0000  0.5169  1
  O  O4  8  0.1112  0.3224  0.8284  1
  O  O5  8  0.1114  0.1644  0.4037  1
  O  O6  4  0.1308  0.0000  0.0321  1
  O  O7  4  0.1330  0.5000  0.5359  1
  O  O8  4  0.1834  0.5000  0.1846  1
]