data_ReTcRu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.17
_cell_length_b   4.17
_cell_length_c   4.17
_cell_angle_alpha   60.0
_cell_angle_beta   60.0
_cell_angle_gamma   60.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ReTcRu
_chemical_formula_sum   'Re1 Tc1 Ru1'
_cell_volume   51.39
_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
  Re  Re0  1  0.43  0.43  0.43  1.0
  Tc  Tc2  1  0.0  0.0  0.0  1.0
  Ru  Ru1  1  0.48  0.48  0.48  1.0

data_ReTcRu
_symmetry_space_group_name_H-M   R3m
_cell_length_a   4.17
_cell_length_b   4.17
_cell_length_c   10.22
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   160
_chemical_formula_structural   ReTcRu
_chemical_formula_sum   'Re3 Tc3 Ru3'
_cell_volume   154.18
_cell_formula_units_Z   3
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-y, x-y, z'
  3  '-x+y, -x, z'
  4  '-y, -x, z'
  5  '-x+y, y, z'
  6  'x, x-y, z'
  7  'x+1/3, y+2/3, z+2/3'
  8  '-y+1/3, x-y+2/3, z+2/3'
  9  '-x+y+1/3, -x+2/3, z+2/3'
  10  '-y+1/3, -x+2/3, z+2/3'
  11  '-x+y+1/3, y+2/3, z+2/3'
  12  'x+1/3, x-y+2/3, z+2/3'
  13  'x+2/3, y+1/3, z+1/3'
  14  '-y+2/3, x-y+1/3, z+1/3'
  15  '-x+y+2/3, -x+1/3, z+1/3'
  16  '-y+2/3, -x+1/3, z+1/3'
  17  '-x+y+2/3, y+1/3, z+1/3'
  18  'x+2/3, x-y+1/3, z+1/3'
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  3  0.0  0.0  0.0  1.0
  Re  Re1  3  0.0  0.0  0.57  1.0
  Ru  Ru2  3  0.0  0.0  0.52  1.0

Re Tc Ru
Re Tc Ru 0 2 o o o 0 1 + o o 0 1 o + o 0 1 o o + 1 2 - - o 1 2 - o - 1 2 - o o 1 2 o - - 1 2 o - o 1 2 o o - 
ReTcRu crystallizes in the trigonal R3m space group. Re(1) is bonded in a single-bond geometry to three equivalent Tc(1) and one Ru(1) atom. All Re(1)-Tc(1) bond lengths are 2.59 Å. The Re(1)-Ru(1) bond length is 0.50 Å. Tc(1) is bonded in a 6-coordinate geometry to three equivalent Re(1) and three equivalent Ru(1) atoms. All Tc(1)-Ru(1) bond lengths are 3.10 Å. Ru(1) is bonded in a single-bond geometry to one Re(1) and three equivalent Tc(1) atoms.