data_[Y6Ge4Se2]
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
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.0854]
_cell_length_b [5.8562]
_cell_length_c [12.5726]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Y3Ge2Se]
_chemical_formula_sum '[Y6 Ge4 Se2]'
_cell_volume [300.7952]
_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
[
  Y  Y0  4  0.0000  0.5000  0.1677  1
  Y  Y1  2  0.0000  0.5000  0.5000  1
  Ge  Ge2  4  0.0000  0.0000  0.1637  1
  Se  Se3  2  0.0000  0.0000  0.5000  1
]