data_[Rb1Ge1Sb2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ge  2.0100  1.2500  0.7700
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.6125]
_cell_length_b [4.6337]
_cell_length_c [8.4317]
_cell_angle_alpha [94.1745]
_cell_angle_beta [91.1977]
_cell_angle_gamma [93.2088]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbGe(SbO4)2]
_chemical_formula_sum '[Rb1 Ge1 Sb2 O8]'
_cell_volume [179.3937]
_cell_formula_units_Z [1]
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
[
  Rb  Rb0  1  0.0000  0.0000  0.5000  1
  Ge  Ge1  1  0.0000  0.0000  0.0000  1
  Sb  Sb2  2  0.4942  0.5347  0.1815  1
  O  O3  2  0.1744  0.1812  0.8290  1
  O  O4  2  0.2008  0.2139  0.1799  1
  O  O5  2  0.3012  0.7082  0.9957  1
  O  O6  2  0.4824  0.6544  0.4043  1
]