data_[Cu2Tc4Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Tc  1.9000  1.3500  0.7417
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cmm2]
_cell_length_a [2.8956]
_cell_length_b [4.5293]
_cell_length_c [9.1985]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [35]
_chemical_formula_structural [CuTc2Ag]
_chemical_formula_sum '[Cu2 Tc4 Ag2]'
_cell_volume [120.6400]
_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  0.0000  0.0000  0.0005  1
  Cu  Cu1  2  0.0000  0.5000  0.2417  1
  Tc  Tc2  2  0.0000  0.5000  0.7670  1
  Ag  Ag3  2  0.0000  0.0000  0.4908  1
]