data_CrCuTc2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.64
_cell_length_b   4.64
_cell_length_c   4.49
_cell_angle_alpha   101.36
_cell_angle_beta   101.36
_cell_angle_gamma   34.27
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrCuTc2
_chemical_formula_sum   'Cr1 Cu1 Tc2'
_cell_volume   53.31
_cell_formula_units_Z   1
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  1  0.0  0.0  0.19  1.0
  Cu  Cu1  1  0.45  0.0  0.12  1.0
  Tc  Tc2  1  0.94  0.0  0.39  1.0
  Tc  Tc3  1  0.48  0.0  0.28  1.0

data_CrCuTc2
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.74
_cell_length_b   4.49
_cell_length_c   4.64
_cell_angle_alpha   101.36
_cell_angle_beta   107.13
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrCuTc2
_chemical_formula_sum   'Cr1 Cu1 Tc2'
_cell_volume   53.31
_cell_formula_units_Z   1
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  1  0.0  0.19  0.0  1.0
  Cu  Cu1  1  0.0  0.12  0.45  1.0
  Tc  Tc2  1  0.0  0.28  0.48  1.0
  Tc  Tc3  1  0.0  0.39  0.94  1.0

Cr Cu Tc Tc
Cr Cu Tc Tc 0 2 - o o 1 3 o o o 
CrTcTcCu crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one CrTc cluster and one TcCu cluster. In the CrTc cluster, Cr(1) is bonded in a single-bond geometry to one Tc(1) atom. The Cr(1)-Tc(1) bond length is 0.99 Å. Tc(1) is bonded in a single-bond geometry to one Cr(1) atom. In the TcCu cluster, Tc(2) is bonded in a single-bond geometry to one Cu(1) atom. The Tc(2)-Cu(1) bond length is 0.70 Å. Cu(1) is bonded in a single-bond geometry to one Tc(2) atom.