data_[Ta2Cu2Ge2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Cu  1.9000  1.3500  0.8200
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4_2nm]
_cell_length_a [4.6370]
_cell_length_b [4.6370]
_cell_length_c [8.9909]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [102]
_chemical_formula_structural [TaCuGeO6]
_chemical_formula_sum '[Ta2 Cu2 Ge2 O12]'
_cell_volume [193.3223]
_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
[
  Ta  Ta0  2  0.0000  0.0000  0.6717  1.0
  Cu  Cu1  2  0.0000  0.0000  0.0010  1.0
  Ge  Ge2  2  0.0000  0.0000  0.3325  1.0
  O  O3  4  0.1888  0.8112  0.4948  1.0
  O  O4  4  0.1917  0.8083  0.1745  1.0
  O  O5  4  0.2074  0.7926  0.8281  1.0
]