data_[K4Al4Tc4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Al  1.6100  1.2500  0.6750
  Tc  1.9000  1.3500  0.7417
]
_symmetry_space_group_name_H-M [Fmm2]
_cell_length_a [3.2936]
_cell_length_b [4.5443]
_cell_length_c [15.8840]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [42]
_chemical_formula_structural [KAlTc]
_chemical_formula_sum '[K4 Al4 Tc4]'
_cell_volume [237.7362]
_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
[
  K  K0  4  0.0000  0.0000  0.6700  1
  Al  Al1  4  0.0000  0.0000  0.9777  1
  Tc  Tc2  4  0.0000  0.0000  0.3524  1
]