data_[Tm4Al2Ge2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Al  1.6100  1.2500  0.6750
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.9740]
_cell_length_b [4.2962]
_cell_length_c [10.7186]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Tm2AlGe]
_chemical_formula_sum '[Tm4 Al2 Ge2]'
_cell_volume [183.0003]
_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
[
  Tm  Tm0  2  0.0000  0.0000  0.9140  1
  Tm  Tm1  2  0.5000  0.0000  0.1958  1
  Al  Al2  2  0.0000  0.0000  0.6309  1
  Ge  Ge3  2  0.5000  0.0000  0.4748  1
]