data_[Tm4Ag2Ge4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Ag  1.9300  1.6000  1.0867
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [7.0473]
_cell_length_b [7.0473]
_cell_length_c [4.2420]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Tm2AgGe2]
_chemical_formula_sum '[Tm4 Ag2 Ge4]'
_cell_volume [210.6774]
_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  4  0.1744  0.3256  0.0000  1.0
  Ag  Ag1  2  0.0000  0.0000  0.5000  1.0
  Ge  Ge2  4  0.1273  0.6273  0.5000  1.0
]