data_[Tc2Ni2Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tc  1.9000  1.3500  0.7417
  Ni  1.9100  1.3500  0.7400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.9984]
_cell_length_b [2.6770]
_cell_length_c [5.1530]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.2391]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [TcNiAg2]
_chemical_formula_sum '[Tc2 Ni2 Ag4]'
_cell_volume [122.8489]
_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
[
  Tc  Tc0  2  0.2579  0.5000  0.2856  1
  Ni  Ni1  2  0.4969  0.0000  0.4610  1
  Ag  Ag2  2  0.0012  0.0000  0.9985  1
  Ag  Ag3  2  0.2440  0.0000  0.7550  1
]