The material structure described by Tm6Pt5Ga17 crystallizes in the monoclinic C2/m space group. There are three inequivalent Tm sites. In the first Tm site, Tm(1) is bonded in a 12-coordinate geometry to one Ga(1), one Ga(2), one Ga(3), one Ga(4), two equivalent Ga(5), two equivalent Ga(6), two equivalent Ga(7), and two equivalent Ga(8) atoms. In the second Tm site, Tm(2) is bonded in a 12-coordinate geometry to two equivalent Pt(2), two equivalent Ga(4), two equivalent Ga(6), two equivalent Ga(8), two equivalent Ga(9), and three equivalent Ga(1) atoms. In the third Tm site, Tm(3) is bonded in a 12-coordinate geometry to two equivalent Pt(1), two equivalent Pt(3), one Ga(4), two equivalent Ga(2), two equivalent Ga(3), two equivalent Ga(5), and two equivalent Ga(7) atoms. There are three inequivalent Pt sites. In the first Pt site, Pt(1) is bonded in a 8-coordinate geometry to two equivalent Tm(3), one Ga(5), one Ga(8), two equivalent Ga(2), and two equivalent Ga(3) atoms. In the second Pt site, Pt(2) is bonded in a 10-coordinate geometry to two equivalent Tm(2), one Ga(6), one Ga(7), two equivalent Ga(1), two equivalent Ga(4), and two equivalent Ga(9) atoms. In the third Pt site, Pt(3) is bonded in a 8-coordinate geometry to four equivalent Tm(3), two equivalent Ga(2), and two equivalent Ga(3) atoms. There are nine inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 10-coordinate geometry to one Tm(1), three equivalent Tm(2), two equivalent Pt(2), one Ga(9), and three equivalent Ga(6) atoms. In the second Ga site, Ga(2) is bonded in a 9-coordinate geometry to one Tm(1), two equivalent Tm(3), one Pt(3), two equivalent Pt(1), and three equivalent Ga(5) atoms. In the third Ga site, Ga(3) is bonded in a 9-coordinate geometry to one Tm(1), two equivalent Tm(3), one Pt(3), two equivalent Pt(1), one Ga(7), and two equivalent Ga(8) atoms. In the fourth Ga site, Ga(4) is bonded in a 10-coordinate geometry to one Tm(1), one Tm(3), two equivalent Tm(2), two equivalent Pt(2), one Ga(8), one Ga(9), and two equivalent Ga(7) atoms. In the fifth Ga site, Ga(5) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(3), one Pt(1), one Ga(7), and three equivalent Ga(2) atoms. In the sixth Ga site, Ga(6) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(2), one Pt(2), one Ga(8), and three equivalent Ga(1) atoms. In the seventh Ga site, Ga(7) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(3), one Pt(2), one Ga(3), one Ga(5), and two equivalent Ga(4) atoms. In the eighth Ga site, Ga(8) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(2), one Pt(1), one Ga(4), one Ga(6), and two equivalent Ga(3) atoms. In the ninth Ga site, Ga(9) is bonded to four equivalent Tm(2), four equivalent Pt(2), two equivalent Ga(1), and two equivalent Ga(4) atoms to form face-sharing GaTm4Ga4Pt4 cuboctahedra. is represented by the CIF card [CIF]
data_Tm6Ga17Pt5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.240
_cell_length_b   8.118
_cell_length_c   16.133
_cell_angle_alpha   103.620
_cell_angle_beta   97.551
_cell_angle_gamma   105.138
_symmetry_Int_Tables_number   1
_cell_volume   509.832
_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
  Tm  Tm0  1  0.497  0.247  0.747  1.0
  Tm  Tm1  1  0.503  0.753  0.253  1.0
  Tm  Tm2  1  0.806  0.708  0.905  1.0
  Tm  Tm3  1  0.820  0.231  0.409  1.0
  Tm  Tm4  1  0.180  0.769  0.591  1.0
  Tm  Tm5  1  0.194  0.292  0.095  1.0
  Ga  Ga6  1  0.638  0.317  0.960  1.0
  Ga  Ga7  1  0.631  0.806  0.457  1.0
  Ga  Ga8  1  0.369  0.194  0.543  1.0
  Ga  Ga9  1  0.362  0.683  0.040  1.0
  Ga  Ga10  1  0.632  0.588  0.675  1.0
  Ga  Ga11  1  0.637  0.097  0.177  1.0
  Ga  Ga12  1  0.363  0.903  0.823  1.0
  Ga  Ga13  1  0.368  0.412  0.325  1.0
  Ga  Ga14  1  0.833  0.063  0.604  1.0
  Ga  Ga15  1  0.846  0.583  0.108  1.0
  Ga  Ga16  1  0.154  0.417  0.892  1.0
  Ga  Ga17  1  0.167  0.937  0.396  1.0
  Ga  Ga18  1  0.838  0.942  0.735  1.0
  Ga  Ga19  1  0.839  0.447  0.232  1.0
  Ga  Ga20  1  0.161  0.553  0.768  1.0
  Ga  Ga21  1  0.162  0.058  0.265  1.0
  Ga  Ga22  1  0.500  0.000  0.000  1.0
  Pt  Pt23  1  0.998  0.393  0.604  1.0
  Pt  Pt24  1  0.002  0.907  0.097  1.0
  Pt  Pt25  1  0.998  0.093  0.903  1.0
  Pt  Pt26  1  0.002  0.607  0.396  1.0
  Pt  Pt27  1  0.500  0.500  0.500  1.0
[/CIF]
.
The material structure described by Tm6Pt5Ga17 crystallizes in the monoclinic C2/m space group. There are three inequivalent Tm sites. In the first Tm site, Tm(1) is bonded in a 12-coordinate geometry to one Ga(1), one Ga(2), one Ga(3), one Ga(4), two equivalent Ga(5), two equivalent Ga(6), two equivalent Ga(7), and two equivalent Ga(8) atoms. In the second Tm site, Tm(2) is bonded in a 12-coordinate geometry to two equivalent Pt(2), two equivalent Ga(4), two equivalent Ga(6), two equivalent Ga(8), two equivalent Ga(9), and three equivalent Ga(1) atoms. In the third Tm site, Tm(3) is bonded in a 12-coordinate geometry to two equivalent Pt(1), two equivalent Pt(3), one Ga(4), two equivalent Ga(2), two equivalent Ga(3), two equivalent Ga(5), and two equivalent Ga(7) atoms. There are three inequivalent Pt sites. In the first Pt site, Pt(1) is bonded in a 8-coordinate geometry to two equivalent Tm(3), one Ga(5), one Ga(8), two equivalent Ga(2), and two equivalent Ga(3) atoms. In the second Pt site, Pt(2) is bonded in a 10-coordinate geometry to two equivalent Tm(2), one Ga(6), one Ga(7), two equivalent Ga(1), two equivalent Ga(4), and two equivalent Ga(9) atoms. In the third Pt site, Pt(3) is bonded in a 8-coordinate geometry to four equivalent Tm(3), two equivalent Ga(2), and two equivalent Ga(3) atoms. There are nine inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 10-coordinate geometry to one Tm(1), three equivalent Tm(2), two equivalent Pt(2), one Ga(9), and three equivalent Ga(6) atoms. In the second Ga site, Ga(2) is bonded in a 9-coordinate geometry to one Tm(1), two equivalent Tm(3), one Pt(3), two equivalent Pt(1), and three equivalent Ga(5) atoms. In the third Ga site, Ga(3) is bonded in a 9-coordinate geometry to one Tm(1), two equivalent Tm(3), one Pt(3), two equivalent Pt(1), one Ga(7), and two equivalent Ga(8) atoms. In the fourth Ga site, Ga(4) is bonded in a 10-coordinate geometry to one Tm(1), one Tm(3), two equivalent Tm(2), two equivalent Pt(2), one Ga(8), one Ga(9), and two equivalent Ga(7) atoms. In the fifth Ga site, Ga(5) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(3), one Pt(1), one Ga(7), and three equivalent Ga(2) atoms. In the sixth Ga site, Ga(6) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(2), one Pt(2), one Ga(8), and three equivalent Ga(1) atoms. In the seventh Ga site, Ga(7) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(3), one Pt(2), one Ga(3), one Ga(5), and two equivalent Ga(4) atoms. In the eighth Ga site, Ga(8) is bonded in a 9-coordinate geometry to two equivalent Tm(1), two equivalent Tm(2), one Pt(1), one Ga(4), one Ga(6), and two equivalent Ga(3) atoms. In the ninth Ga site, Ga(9) is bonded to four equivalent Tm(2), four equivalent Pt(2), two equivalent Ga(1), and two equivalent Ga(4) atoms to form face-sharing GaTm4Ga4Pt4 cuboctahedra. is represented by the CIF card [CIF]
data_Tm6Ga17Pt5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.240
_cell_length_b   8.118
_cell_length_c   16.133
_cell_angle_alpha   103.620
_cell_angle_beta   97.551
_cell_angle_gamma   105.138
_symmetry_Int_Tables_number   1
_cell_volume   509.832
_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
  Tm  Tm0  1  0.497  0.247  0.747  1.0
  Tm  Tm1  1  0.503  0.753  0.253  1.0
  Tm  Tm2  1  0.806  0.708  0.905  1.0
  Tm  Tm3  1  0.820  0.231  0.409  1.0
  Tm  Tm4  1  0.180  0.769  0.591  1.0
  Tm  Tm5  1  0.194  0.292  0.095  1.0
  Ga  Ga6  1  0.638  0.317  0.960  1.0
  Ga  Ga7  1  0.631  0.806  0.457  1.0
  Ga  Ga8  1  0.369  0.194  0.543  1.0
  Ga  Ga9  1  0.362  0.683  0.040  1.0
  Ga  Ga10  1  0.632  0.588  0.675  1.0
  Ga  Ga11  1  0.637  0.097  0.177  1.0
  Ga  Ga12  1  0.363  0.903  0.823  1.0
  Ga  Ga13  1  0.368  0.412  0.325  1.0
  Ga  Ga14  1  0.833  0.063  0.604  1.0
  Ga  Ga15  1  0.846  0.583  0.108  1.0
  Ga  Ga16  1  0.154  0.417  0.892  1.0
  Ga  Ga17  1  0.167  0.937  0.396  1.0
  Ga  Ga18  1  0.838  0.942  0.735  1.0
  Ga  Ga19  1  0.839  0.447  0.232  1.0
  Ga  Ga20  1  0.161  0.553  0.768  1.0
  Ga  Ga21  1  0.162  0.058  0.265  1.0
  Ga  Ga22  1  0.500  0.000  0.000  1.0
  Pt  Pt23  1  0.998  0.393  0.604  1.0
  Pt  Pt24  1  0.002  0.907  0.097  1.0
  Pt  Pt25  1  0.998  0.093  0.903  1.0
  Pt  Pt26  1  0.002  0.607  0.396  1.0
  Pt  Pt27  1  0.500  0.500  0.500  1.0
[/CIF]
.