data_[Y4Ge4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.3066]
_cell_length_b [10.7663]
_cell_length_c [3.9689]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [YGe]
_chemical_formula_sum '[Y4 Ge4]'
_cell_volume [184.0250]
_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
[
  Y  Y0  4  0.0000  0.1382  0.2500  1.0
  Ge  Ge1  4  0.0000  0.4148  0.2500  1.0
]