data_[Ni4Hg4Ge2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  Hg  2.0000  1.5000  1.2450
  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 [5.2811]
_cell_length_b [9.2681]
_cell_length_c [5.9618]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.2203]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ni2Hg2GeO6]
_chemical_formula_sum '[Ni4 Hg4 Ge2 O12]'
_cell_volume [291.5885]
_cell_formula_units_Z [2]
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
[
  Ni  Ni0  4  0.0000  0.3408  0.5000  1
  Hg  Hg1  4  0.0000  0.1630  0.0000  1
  Ge  Ge2  2  0.0000  0.0000  0.5000  1
  O  O3  8  0.1469  0.1609  0.3237  1
  O  O4  4  0.1966  0.5000  0.3345  1
]