data_[K2Tc2Au4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Tc  1.9000  1.3500  0.7417
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.8702]
_cell_length_b [2.7359]
_cell_length_c [13.6525]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [KTcAu2]
_chemical_formula_sum '[K2 Tc2 Au4]'
_cell_volume [181.9108]
_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
[
  K  K0  2  0.5000  0.0000  0.4522  1
  Tc  Tc1  2  0.0000  0.0000  0.7483  1
  Au  Au2  2  0.0000  0.0000  0.0737  1
  Au  Au3  2  0.5000  0.0000  0.2258  1
]