The structure described by Tb3SmFe34 crystallizes in the monoclinic Cm space group. There are three inequivalent Tb sites. In the first Tb site, Tb(1) is bonded in a 19-coordinate geometry to one Fe(12), one Fe(16), one Fe(19), one Fe(2), one Fe(20), two equivalent Fe(10), two equivalent Fe(18), two equivalent Fe(4), two equivalent Fe(5), two equivalent Fe(8), and four equivalent Fe(22) atoms. In the second Tb site, Tb(2) is bonded in a 19-coordinate geometry to one Fe(1), one Fe(13), one Fe(15), one Fe(16), one Fe(19), two equivalent Fe(21), two equivalent Fe(4), two equivalent Fe(5), two equivalent Fe(7), two equivalent Fe(9), and four equivalent Fe(17) atoms. In the third Tb site, Tb(3) is bonded in a 19-coordinate geometry to one Fe(14), one Fe(15), one Fe(16), one Fe(2), one Fe(20), two equivalent Fe(10), two equivalent Fe(22), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(8), and four equivalent Fe(18) atoms. Sm(1) is bonded in a 19-coordinate geometry to one Fe(1), one Fe(11), one Fe(15), one Fe(19), one Fe(20), two equivalent Fe(17), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(7), two equivalent Fe(9), and four equivalent Fe(21) atoms. There are twenty-two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one Tb(2), one Sm(1), one Fe(11), one Fe(13), two equivalent Fe(17), two equivalent Fe(21), two equivalent Fe(7), and two equivalent Fe(9) atoms to form FeTbSmFe10 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with three equivalent Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the second Fe site, Fe(2) is bonded to one Tb(1), one Tb(3), one Fe(12), one Fe(14), two equivalent Fe(10), two equivalent Fe(18), two equivalent Fe(22), and two equivalent Fe(8) atoms to form FeTb2Fe10 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with three equivalent Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the third Fe site, Fe(3) is bonded to one Tb(3), one Sm(1), one Fe(11), one Fe(14), one Fe(15), one Fe(18), one Fe(20), one Fe(21), one Fe(8), one Fe(9), and two equivalent Fe(6) atoms to form FeTbSmFe10 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(19)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(16)Tb3Fe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the fourth Fe site, Fe(4) is bonded to one Tb(1), one Tb(2), one Fe(10), one Fe(12), one Fe(13), one Fe(16), one Fe(17), one Fe(19), one Fe(22), one Fe(7), and two equivalent Fe(5) atoms to form FeTb2Fe10 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(15)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(20)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, and faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra. In the fifth Fe site, Fe(5) is bonded in a 12-coordinate geometry to one Tb(1), one Tb(2), one Fe(10), one Fe(12), one Fe(13), one Fe(16), one Fe(17), one Fe(19), one Fe(22), one Fe(7), and two equivalent Fe(4) atoms. In the sixth Fe site, Fe(6) is bonded in a 12-coordinate geometry to one Tb(3), one Sm(1), one Fe(11), one Fe(14), one Fe(15), one Fe(18), one Fe(20), one Fe(21), one Fe(8), one Fe(9), and two equivalent Fe(3) atoms. In the seventh Fe site, Fe(7) is bonded in a 12-coordinate geometry to one Tb(2), one Sm(1), one Fe(1), one Fe(12), one Fe(13), one Fe(19), one Fe(21), one Fe(4), one Fe(5), one Fe(7), and two equivalent Fe(17) atoms. In the eighth Fe site, Fe(8) is bonded in a 12-coordinate geometry to one Tb(1), one Tb(3), one Fe(11), one Fe(14), one Fe(2), one Fe(20), one Fe(22), one Fe(3), one Fe(6), one Fe(8), and two equivalent Fe(18) atoms. In the ninth Fe site, Fe(9) is bonded in a 12-coordinate geometry to one Tb(2), one Sm(1), one Fe(1), one Fe(11), one Fe(14), one Fe(15), one Fe(17), one Fe(3), one Fe(6), one Fe(9), and two equivalent Fe(21) atoms. In the tenth Fe site, Fe(10) is bonded in a 12-coordinate geometry to one Tb(1), one Tb(3), one Fe(10), one Fe(12), one Fe(13), one Fe(16), one Fe(18), one Fe(2), one Fe(4), one Fe(5), and two equivalent Fe(22) atoms. In the eleventh Fe site, Fe(11) is bonded in a 14-coordinate geometry to one Sm(1), one Fe(1), one Fe(14), one Fe(20), two equivalent Fe(21), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(8), and two equivalent Fe(9) atoms. In the twelfth Fe site, Fe(12) is bonded in a 14-coordinate geometry to one Tb(1), one Fe(13), one Fe(19), one Fe(2), two equivalent Fe(10), two equivalent Fe(22), two equivalent Fe(4), two equivalent Fe(5), and two equivalent Fe(7) atoms. In the thirteenth Fe site, Fe(13) is bonded in a 14-coordinate geometry to one Tb(2), one Fe(1), one Fe(12), one Fe(16), two equivalent Fe(10), two equivalent Fe(17), two equivalent Fe(4), two equivalent Fe(5), and two equivalent Fe(7) atoms. In the fourteenth Fe site, Fe(14) is bonded in a 14-coordinate geometry to one Tb(3), one Fe(11), one Fe(15), one Fe(2), two equivalent Fe(18), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(8), and two equivalent Fe(9) atoms. In the fifteenth Fe site, Fe(15) is bonded to one Tb(2), one Tb(3), one Sm(1), one Fe(14), two equivalent Fe(21), two equivalent Fe(3), two equivalent Fe(6), and two equivalent Fe(9) atoms to form FeTb2SmFe9 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(16)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with three equivalent Fe(1)TbSmFe10 cuboctahedra, corners with four equivalent Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(3)TbSmFe10 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the sixteenth Fe site, Fe(16) is bonded to one Tb(1), one Tb(2), one Tb(3), one Fe(13), two equivalent Fe(10), two equivalent Fe(22), two equivalent Fe(4), and two equivalent Fe(5) atoms to form FeTb3Fe9 cuboctahedra that share corners with two equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(19)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(2)Tb2Fe10 cuboctahedra, corners with four equivalent Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra, edges with two equivalent Fe(4)Tb2Fe10 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra. In the seventeenth Fe site, Fe(17) is bonded to two equivalent Tb(2), one Sm(1), one Fe(1), one Fe(13), one Fe(19), one Fe(21), one Fe(4), one Fe(5), one Fe(9), and two equivalent Fe(7) atoms to form FeTb2SmFe9 cuboctahedra that share  a cornercorner with one Fe(20)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(19)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, and faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra. In the eighteenth Fe site, Fe(18) is bonded to one Tb(1), two equivalent Tb(3), one Fe(10), one Fe(14), one Fe(2), one Fe(20), one Fe(22), one Fe(3), one Fe(6), and two equivalent Fe(8) atoms to form FeTb3Fe9 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(19)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the nineteenth Fe site, Fe(19) is bonded to one Tb(1), one Tb(2), one Sm(1), one Fe(12), two equivalent Fe(17), two equivalent Fe(4), two equivalent Fe(5), and two equivalent Fe(7) atoms to form FeTb2SmFe9 cuboctahedra that share corners with two equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(16)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(1)TbSmFe10 cuboctahedra, corners with four equivalent Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(4)Tb2Fe10 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra. In the twentieth Fe site, Fe(20) is bonded to one Tb(1), one Tb(3), one Sm(1), one Fe(11), two equivalent Fe(18), two equivalent Fe(3), two equivalent Fe(6), and two equivalent Fe(8) atoms to form FeTb2SmFe9 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(19)Tb2SmFe9 cuboctahedra, corners with three equivalent Fe(2)Tb2Fe10 cuboctahedra, corners with four equivalent Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, edges with two equivalent Fe(3)TbSmFe10 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the twenty-first Fe site, Fe(21) is bonded to one Tb(2), two equivalent Sm(1), one Fe(1), one Fe(11), one Fe(15), one Fe(17), one Fe(3), one Fe(6), one Fe(7), and two equivalent Fe(9) atoms to form FeTbSm2Fe9 cuboctahedra that share  a cornercorner with one Fe(16)Tb3Fe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the twenty-second Fe site, Fe(22) is bonded to one Tb(3), two equivalent Tb(1), one Fe(12), one Fe(16), one Fe(18), one Fe(2), one Fe(4), one Fe(5), one Fe(8), and two equivalent Fe(10) atoms to form FeTb3Fe9 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(16)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra. is represented by the CIF card [CIF]
data_Tb3SmFe34
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.425
_cell_length_b   6.425
_cell_length_c   12.850
_cell_angle_alpha   83.034
_cell_angle_beta   83.034
_cell_angle_gamma   83.005
_symmetry_Int_Tables_number   1
_cell_volume   519.516
_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
  Tb  Tb0  1  0.659  0.659  0.829  1.0
  Tb  Tb1  1  0.341  0.341  0.171  1.0
  Tb  Tb2  1  0.341  0.341  0.671  1.0
  Sm  Sm3  1  0.658  0.658  0.329  1.0
  Fe  Fe4  1  0.000  0.000  0.250  1.0
  Fe  Fe5  1  0.000  0.000  0.750  1.0
  Fe  Fe6  1  0.000  0.500  0.500  1.0
  Fe  Fe7  1  0.000  0.500  1.000  1.0
  Fe  Fe8  1  0.500  0.000  1.000  1.0
  Fe  Fe9  1  0.500  0.000  0.500  1.0
  Fe  Fe10  1  0.293  0.707  1.000  1.0
  Fe  Fe11  1  0.292  0.708  0.500  1.0
  Fe  Fe12  1  0.708  0.001  0.146  1.0
  Fe  Fe13  1  0.707  1.000  0.647  1.0
  Fe  Fe14  1  0.000  0.292  0.354  1.0
  Fe  Fe15  1  0.000  0.293  0.854  1.0
  Fe  Fe16  1  0.292  0.000  0.354  1.0
  Fe  Fe17  1  0.293  0.000  0.854  1.0
  Fe  Fe18  1  0.001  0.708  0.146  1.0
  Fe  Fe19  1  1.000  0.707  0.647  1.0
  Fe  Fe20  1  0.707  0.293  1.000  1.0
  Fe  Fe21  1  0.708  0.292  0.500  1.0
  Fe  Fe22  1  0.903  0.903  0.452  1.0
  Fe  Fe23  1  0.903  0.903  0.951  1.0
  Fe  Fe24  1  0.098  0.098  0.048  1.0
  Fe  Fe25  1  0.098  0.098  0.549  1.0
  Fe  Fe26  1  0.343  0.343  0.423  1.0
  Fe  Fe27  1  0.344  0.344  0.923  1.0
  Fe  Fe28  1  0.343  0.845  0.172  1.0
  Fe  Fe29  1  0.344  0.845  0.672  1.0
  Fe  Fe30  1  0.845  0.343  0.172  1.0
  Fe  Fe31  1  0.845  0.344  0.672  1.0
  Fe  Fe32  1  0.656  0.656  0.077  1.0
  Fe  Fe33  1  0.656  0.656  0.578  1.0
  Fe  Fe34  1  0.656  0.155  0.328  1.0
  Fe  Fe35  1  0.656  0.155  0.828  1.0
  Fe  Fe36  1  0.155  0.656  0.328  1.0
  Fe  Fe37  1  0.155  0.656  0.828  1.0
[/CIF]
.
The structure described by Tb3SmFe34 crystallizes in the monoclinic Cm space group. There are three inequivalent Tb sites. In the first Tb site, Tb(1) is bonded in a 19-coordinate geometry to one Fe(12), one Fe(16), one Fe(19), one Fe(2), one Fe(20), two equivalent Fe(10), two equivalent Fe(18), two equivalent Fe(4), two equivalent Fe(5), two equivalent Fe(8), and four equivalent Fe(22) atoms. In the second Tb site, Tb(2) is bonded in a 19-coordinate geometry to one Fe(1), one Fe(13), one Fe(15), one Fe(16), one Fe(19), two equivalent Fe(21), two equivalent Fe(4), two equivalent Fe(5), two equivalent Fe(7), two equivalent Fe(9), and four equivalent Fe(17) atoms. In the third Tb site, Tb(3) is bonded in a 19-coordinate geometry to one Fe(14), one Fe(15), one Fe(16), one Fe(2), one Fe(20), two equivalent Fe(10), two equivalent Fe(22), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(8), and four equivalent Fe(18) atoms. Sm(1) is bonded in a 19-coordinate geometry to one Fe(1), one Fe(11), one Fe(15), one Fe(19), one Fe(20), two equivalent Fe(17), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(7), two equivalent Fe(9), and four equivalent Fe(21) atoms. There are twenty-two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one Tb(2), one Sm(1), one Fe(11), one Fe(13), two equivalent Fe(17), two equivalent Fe(21), two equivalent Fe(7), and two equivalent Fe(9) atoms to form FeTbSmFe10 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with three equivalent Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the second Fe site, Fe(2) is bonded to one Tb(1), one Tb(3), one Fe(12), one Fe(14), two equivalent Fe(10), two equivalent Fe(18), two equivalent Fe(22), and two equivalent Fe(8) atoms to form FeTb2Fe10 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with three equivalent Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the third Fe site, Fe(3) is bonded to one Tb(3), one Sm(1), one Fe(11), one Fe(14), one Fe(15), one Fe(18), one Fe(20), one Fe(21), one Fe(8), one Fe(9), and two equivalent Fe(6) atoms to form FeTbSmFe10 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(19)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(16)Tb3Fe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the fourth Fe site, Fe(4) is bonded to one Tb(1), one Tb(2), one Fe(10), one Fe(12), one Fe(13), one Fe(16), one Fe(17), one Fe(19), one Fe(22), one Fe(7), and two equivalent Fe(5) atoms to form FeTb2Fe10 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(15)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(20)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, and faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra. In the fifth Fe site, Fe(5) is bonded in a 12-coordinate geometry to one Tb(1), one Tb(2), one Fe(10), one Fe(12), one Fe(13), one Fe(16), one Fe(17), one Fe(19), one Fe(22), one Fe(7), and two equivalent Fe(4) atoms. In the sixth Fe site, Fe(6) is bonded in a 12-coordinate geometry to one Tb(3), one Sm(1), one Fe(11), one Fe(14), one Fe(15), one Fe(18), one Fe(20), one Fe(21), one Fe(8), one Fe(9), and two equivalent Fe(3) atoms. In the seventh Fe site, Fe(7) is bonded in a 12-coordinate geometry to one Tb(2), one Sm(1), one Fe(1), one Fe(12), one Fe(13), one Fe(19), one Fe(21), one Fe(4), one Fe(5), one Fe(7), and two equivalent Fe(17) atoms. In the eighth Fe site, Fe(8) is bonded in a 12-coordinate geometry to one Tb(1), one Tb(3), one Fe(11), one Fe(14), one Fe(2), one Fe(20), one Fe(22), one Fe(3), one Fe(6), one Fe(8), and two equivalent Fe(18) atoms. In the ninth Fe site, Fe(9) is bonded in a 12-coordinate geometry to one Tb(2), one Sm(1), one Fe(1), one Fe(11), one Fe(14), one Fe(15), one Fe(17), one Fe(3), one Fe(6), one Fe(9), and two equivalent Fe(21) atoms. In the tenth Fe site, Fe(10) is bonded in a 12-coordinate geometry to one Tb(1), one Tb(3), one Fe(10), one Fe(12), one Fe(13), one Fe(16), one Fe(18), one Fe(2), one Fe(4), one Fe(5), and two equivalent Fe(22) atoms. In the eleventh Fe site, Fe(11) is bonded in a 14-coordinate geometry to one Sm(1), one Fe(1), one Fe(14), one Fe(20), two equivalent Fe(21), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(8), and two equivalent Fe(9) atoms. In the twelfth Fe site, Fe(12) is bonded in a 14-coordinate geometry to one Tb(1), one Fe(13), one Fe(19), one Fe(2), two equivalent Fe(10), two equivalent Fe(22), two equivalent Fe(4), two equivalent Fe(5), and two equivalent Fe(7) atoms. In the thirteenth Fe site, Fe(13) is bonded in a 14-coordinate geometry to one Tb(2), one Fe(1), one Fe(12), one Fe(16), two equivalent Fe(10), two equivalent Fe(17), two equivalent Fe(4), two equivalent Fe(5), and two equivalent Fe(7) atoms. In the fourteenth Fe site, Fe(14) is bonded in a 14-coordinate geometry to one Tb(3), one Fe(11), one Fe(15), one Fe(2), two equivalent Fe(18), two equivalent Fe(3), two equivalent Fe(6), two equivalent Fe(8), and two equivalent Fe(9) atoms. In the fifteenth Fe site, Fe(15) is bonded to one Tb(2), one Tb(3), one Sm(1), one Fe(14), two equivalent Fe(21), two equivalent Fe(3), two equivalent Fe(6), and two equivalent Fe(9) atoms to form FeTb2SmFe9 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(16)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with three equivalent Fe(1)TbSmFe10 cuboctahedra, corners with four equivalent Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(3)TbSmFe10 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the sixteenth Fe site, Fe(16) is bonded to one Tb(1), one Tb(2), one Tb(3), one Fe(13), two equivalent Fe(10), two equivalent Fe(22), two equivalent Fe(4), and two equivalent Fe(5) atoms to form FeTb3Fe9 cuboctahedra that share corners with two equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(19)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(2)Tb2Fe10 cuboctahedra, corners with four equivalent Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra, edges with two equivalent Fe(4)Tb2Fe10 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra. In the seventeenth Fe site, Fe(17) is bonded to two equivalent Tb(2), one Sm(1), one Fe(1), one Fe(13), one Fe(19), one Fe(21), one Fe(4), one Fe(5), one Fe(9), and two equivalent Fe(7) atoms to form FeTb2SmFe9 cuboctahedra that share  a cornercorner with one Fe(20)Tb2SmFe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(19)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(21)TbSm2Fe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(17)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, and faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra. In the eighteenth Fe site, Fe(18) is bonded to one Tb(1), two equivalent Tb(3), one Fe(10), one Fe(14), one Fe(2), one Fe(20), one Fe(22), one Fe(3), one Fe(6), and two equivalent Fe(8) atoms to form FeTb3Fe9 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(19)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(22)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(18)Tb3Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the nineteenth Fe site, Fe(19) is bonded to one Tb(1), one Tb(2), one Sm(1), one Fe(12), two equivalent Fe(17), two equivalent Fe(4), two equivalent Fe(5), and two equivalent Fe(7) atoms to form FeTb2SmFe9 cuboctahedra that share corners with two equivalent Fe(20)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(16)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(1)TbSmFe10 cuboctahedra, corners with four equivalent Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(15)Tb2SmFe9 cuboctahedra, edges with two equivalent Fe(4)Tb2Fe10 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra. In the twentieth Fe site, Fe(20) is bonded to one Tb(1), one Tb(3), one Sm(1), one Fe(11), two equivalent Fe(18), two equivalent Fe(3), two equivalent Fe(6), and two equivalent Fe(8) atoms to form FeTb2SmFe9 cuboctahedra that share corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(19)Tb2SmFe9 cuboctahedra, corners with three equivalent Fe(2)Tb2Fe10 cuboctahedra, corners with four equivalent Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(16)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, edges with two equivalent Fe(3)TbSmFe10 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the twenty-first Fe site, Fe(21) is bonded to one Tb(2), two equivalent Sm(1), one Fe(1), one Fe(11), one Fe(15), one Fe(17), one Fe(3), one Fe(6), one Fe(7), and two equivalent Fe(9) atoms to form FeTbSm2Fe9 cuboctahedra that share  a cornercorner with one Fe(16)Tb3Fe9 cuboctahedra,  a cornercorner with one Fe(1)TbSmFe10 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(18)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(17)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(1)TbSmFe10 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(21)TbSm2Fe9 cuboctahedra,  a faceface with one Fe(15)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(1)TbSmFe10 cuboctahedra, faces with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, faces with two equivalent Fe(21)TbSm2Fe9 cuboctahedra, and faces with two equivalent Fe(3)TbSmFe10 cuboctahedra. In the twenty-second Fe site, Fe(22) is bonded to one Tb(3), two equivalent Tb(1), one Fe(12), one Fe(16), one Fe(18), one Fe(2), one Fe(4), one Fe(5), one Fe(8), and two equivalent Fe(10) atoms to form FeTb3Fe9 cuboctahedra that share  a cornercorner with one Fe(2)Tb2Fe10 cuboctahedra,  a cornercorner with one Fe(15)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(4)Tb2Fe10 cuboctahedra, corners with two equivalent Fe(17)Tb2SmFe9 cuboctahedra, corners with two equivalent Fe(16)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(22)Tb3Fe9 cuboctahedra, corners with two equivalent Fe(3)TbSmFe10 cuboctahedra, corners with three equivalent Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(2)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(4)Tb2Fe10 cuboctahedra,  an edgeedge with one Fe(19)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(20)Tb2SmFe9 cuboctahedra,  an edgeedge with one Fe(18)Tb3Fe9 cuboctahedra,  an edgeedge with one Fe(3)TbSmFe10 cuboctahedra, edges with two equivalent Fe(22)Tb3Fe9 cuboctahedra,  a faceface with one Fe(2)Tb2Fe10 cuboctahedra,  a faceface with one Fe(19)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(20)Tb2SmFe9 cuboctahedra,  a faceface with one Fe(16)Tb3Fe9 cuboctahedra, faces with two equivalent Fe(4)Tb2Fe10 cuboctahedra, faces with two equivalent Fe(18)Tb3Fe9 cuboctahedra, and faces with two equivalent Fe(22)Tb3Fe9 cuboctahedra. is represented by the CIF card [CIF]
data_Tb3SmFe34
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.425
_cell_length_b   6.425
_cell_length_c   12.850
_cell_angle_alpha   83.034
_cell_angle_beta   83.034
_cell_angle_gamma   83.005
_symmetry_Int_Tables_number   1
_cell_volume   519.516
_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
  Tb  Tb0  1  0.659  0.659  0.829  1.0
  Tb  Tb1  1  0.341  0.341  0.171  1.0
  Tb  Tb2  1  0.341  0.341  0.671  1.0
  Sm  Sm3  1  0.658  0.658  0.329  1.0
  Fe  Fe4  1  0.000  0.000  0.250  1.0
  Fe  Fe5  1  0.000  0.000  0.750  1.0
  Fe  Fe6  1  0.000  0.500  0.500  1.0
  Fe  Fe7  1  0.000  0.500  1.000  1.0
  Fe  Fe8  1  0.500  0.000  1.000  1.0
  Fe  Fe9  1  0.500  0.000  0.500  1.0
  Fe  Fe10  1  0.293  0.707  1.000  1.0
  Fe  Fe11  1  0.292  0.708  0.500  1.0
  Fe  Fe12  1  0.708  0.001  0.146  1.0
  Fe  Fe13  1  0.707  1.000  0.647  1.0
  Fe  Fe14  1  0.000  0.292  0.354  1.0
  Fe  Fe15  1  0.000  0.293  0.854  1.0
  Fe  Fe16  1  0.292  0.000  0.354  1.0
  Fe  Fe17  1  0.293  0.000  0.854  1.0
  Fe  Fe18  1  0.001  0.708  0.146  1.0
  Fe  Fe19  1  1.000  0.707  0.647  1.0
  Fe  Fe20  1  0.707  0.293  1.000  1.0
  Fe  Fe21  1  0.708  0.292  0.500  1.0
  Fe  Fe22  1  0.903  0.903  0.452  1.0
  Fe  Fe23  1  0.903  0.903  0.951  1.0
  Fe  Fe24  1  0.098  0.098  0.048  1.0
  Fe  Fe25  1  0.098  0.098  0.549  1.0
  Fe  Fe26  1  0.343  0.343  0.423  1.0
  Fe  Fe27  1  0.344  0.344  0.923  1.0
  Fe  Fe28  1  0.343  0.845  0.172  1.0
  Fe  Fe29  1  0.344  0.845  0.672  1.0
  Fe  Fe30  1  0.845  0.343  0.172  1.0
  Fe  Fe31  1  0.845  0.344  0.672  1.0
  Fe  Fe32  1  0.656  0.656  0.077  1.0
  Fe  Fe33  1  0.656  0.656  0.578  1.0
  Fe  Fe34  1  0.656  0.155  0.328  1.0
  Fe  Fe35  1  0.656  0.155  0.828  1.0
  Fe  Fe36  1  0.155  0.656  0.328  1.0
  Fe  Fe37  1  0.155  0.656  0.828  1.0
[/CIF]
.