data_[K4Be4Tc2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Be  1.5700  1.0500  0.5900
  Tc  1.9000  1.3500  0.7417
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [9.6661]
_cell_length_b [9.6661]
_cell_length_c [2.5833]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [K2Be2Tc]
_chemical_formula_sum '[K4 Be4 Tc2]'
_cell_volume [241.3695]
_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  4  0.2044  0.2956  0.0000  1
  Be  Be1  4  0.0793  0.5793  0.5000  1
  Tc  Tc2  2  0.0000  0.0000  0.0000  1
]