data_[Cr4Tc2Ni4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  Tc  1.9000  1.3500  0.7417
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [6.9520]
_cell_length_b [6.9520]
_cell_length_c [2.5059]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Cr2TcNi2]
_chemical_formula_sum '[Cr4 Tc2 Ni4]'
_cell_volume [121.1114]
_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
[
  Cr  Cr0  4  0.1149  0.3851  0.0000  1
  Tc  Tc1  2  0.0000  0.0000  0.0000  1
  Ni  Ni2  4  0.1796  0.6796  0.5000  1
]