data_[Li3Ge3As6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Ge  2.0100  1.2500  0.7700
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.1238]
_cell_length_b [5.1238]
_cell_length_c [18.4460]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [LiGe(AsO3)2]
_chemical_formula_sum '[Li3 Ge3 As6 O18]'
_cell_volume [419.3810]
_cell_formula_units_Z [3]
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
[
  Li  Li0  3  0.0000  0.0000  0.4305  1
  Ge  Ge1  3  0.0000  0.0000  0.0210  1
  As  As2  3  0.0000  0.0000  0.2484  1
  As  As3  3  0.0000  0.0000  0.6999  1
  O  O4  9  0.0032  0.6309  0.6278  1
  O  O5  9  0.0549  0.3364  0.7465  1
]