data_[Ho4Zr8Tl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Zr  1.3300  1.5500  0.8600
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.1953]
_cell_length_b [21.5678]
_cell_length_c [4.5680]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [HoZr2Tl]
_chemical_formula_sum '[Ho4 Zr8 Tl4]'
_cell_volume [413.3244]
_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
[
  Ho  Ho0  4  0.0000  0.3069  0.7500  1
  Zr  Zr1  4  0.0000  0.0532  0.2500  1
  Zr  Zr2  4  0.0000  0.4454  0.2500  1
  Tl  Tl3  4  0.0000  0.1633  0.7500  1
]