The structure described by Sm8Ru11Ga21 crystallizes in the orthorhombic C222 space group. There are two inequivalent Sm sites. In the first Sm site, Sm(1) is bonded in a 13-coordinate geometry to one Ru(5), two equivalent Ru(1), one Ga(1), one Ga(2), one Ga(3), one Ga(4), one Ga(5), one Ga(6), one Ga(9), and three equivalent Ga(7) atoms. In the second Sm site, Sm(2) is bonded in a 13-coordinate geometry to one Ru(3), one Ru(4), two equivalent Ru(2), one Ga(1), one Ga(2), one Ga(3), one Ga(4), one Ga(5), one Ga(6), and three equivalent Ga(8) atoms. There are five inequivalent Ru sites. In the first Ru site, Ru(3) is bonded in a 6-coordinate geometry to four equivalent Sm(2), two equivalent Ga(4), and four equivalent Ga(8) atoms. In the second Ru site, Ru(1) is bonded in a 8-coordinate geometry to two equivalent Sm(1), one Ga(1), one Ga(2), one Ga(4), one Ga(5), one Ga(7), and one Ga(8) atom. In the third Ru site, Ru(4) is bonded in a 6-coordinate geometry to four equivalent Sm(2), two equivalent Ga(5), and four equivalent Ga(8) atoms. In the fourth Ru site, Ru(5) is bonded in a 8-coordinate geometry to four equivalent Sm(1), two equivalent Ga(6), two equivalent Ga(9), and four equivalent Ga(7) atoms. In the fifth Ru site, Ru(2) is bonded in a 8-coordinate geometry to two equivalent Sm(2), one Ga(1), one Ga(2), one Ga(3), one Ga(6), one Ga(7), and one Ga(8) atom. There are nine inequivalent Ga sites. In the first Ga site, Ga(9) is bonded to four equivalent Sm(1), two equivalent Ru(5), two equivalent Ga(3), and four equivalent Ga(7) atoms to form distorted corner-sharing GaSm4Ga6Ru2 cuboctahedra. In the second Ga site, Ga(1) is bonded in a 4-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), two equivalent Ru(1), two equivalent Ru(2), and two equivalent Ga(2) atoms. In the third Ga site, Ga(2) is bonded in a 10-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), two equivalent Ru(1), two equivalent Ru(2), and two equivalent Ga(1) atoms. In the fourth Ga site, Ga(3) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), two equivalent Ru(2), one Ga(9), two equivalent Ga(6), and two equivalent Ga(7) atoms. In the fifth Ga site, Ga(4) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), one Ru(3), two equivalent Ru(1), two equivalent Ga(5), and two equivalent Ga(8) atoms. In the sixth Ga site, Ga(5) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), one Ru(4), two equivalent Ru(1), two equivalent Ga(4), and two equivalent Ga(8) atoms. In the seventh Ga site, Ga(6) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), one Ru(5), two equivalent Ru(2), two equivalent Ga(3), and two equivalent Ga(7) atoms. In the eighth Ga site, Ga(7) is bonded in a 9-coordinate geometry to three equivalent Sm(1), one Ru(1), one Ru(2), one Ru(5), one Ga(3), one Ga(6), and one Ga(9) atom. In the ninth Ga site, Ga(8) is bonded in a 9-coordinate geometry to three equivalent Sm(2), one Ru(1), one Ru(2), one Ru(3), one Ru(4), one Ga(4), and one Ga(5) atom. is represented by the CIF card [CIF]
data_Sm8Ga21Ru11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.334
_cell_length_b   11.334
_cell_length_c   5.589
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.210
_symmetry_Int_Tables_number   1
_cell_volume   717.959
_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
  Sm  Sm0  1  0.737  0.921  0.744  1.0
  Sm  Sm1  1  0.263  0.079  0.744  1.0
  Sm  Sm2  1  0.235  0.578  0.245  1.0
  Sm  Sm3  1  0.765  0.422  0.245  1.0
  Sm  Sm4  1  0.422  0.765  0.755  1.0
  Sm  Sm5  1  0.578  0.235  0.755  1.0
  Sm  Sm6  1  0.079  0.263  0.256  1.0
  Sm  Sm7  1  0.921  0.737  0.256  1.0
  Ga  Ga8  1  0.000  0.500  0.498  1.0
  Ga  Ga9  1  0.500  0.000  0.999  1.0
  Ga  Ga10  1  0.000  0.500  0.001  1.0
  Ga  Ga11  1  0.500  0.000  0.502  1.0
  Ga  Ga12  1  0.815  0.185  0.500  1.0
  Ga  Ga13  1  0.185  0.815  0.500  1.0
  Ga  Ga14  1  0.323  0.323  0.000  1.0
  Ga  Ga15  1  0.677  0.677  0.000  1.0
  Ga  Ga16  1  0.675  0.675  0.500  1.0
  Ga  Ga17  1  0.325  0.325  0.500  1.0
  Ga  Ga18  1  0.825  0.175  0.000  1.0
  Ga  Ga19  1  0.175  0.825  0.000  1.0
  Ga  Ga20  1  0.976  0.810  0.764  1.0
  Ga  Ga21  1  0.024  0.190  0.764  1.0
  Ga  Ga22  1  0.474  0.686  0.252  1.0
  Ga  Ga23  1  0.526  0.314  0.252  1.0
  Ga  Ga24  1  0.314  0.526  0.748  1.0
  Ga  Ga25  1  0.686  0.474  0.748  1.0
  Ga  Ga26  1  0.190  0.024  0.236  1.0
  Ga  Ga27  1  0.810  0.976  0.236  1.0
  Ga  Ga28  1  0.000  0.000  0.500  1.0
  Ru  Ru29  1  0.855  0.622  0.749  1.0
  Ru  Ru30  1  0.145  0.378  0.749  1.0
  Ru  Ru31  1  0.357  0.877  0.252  1.0
  Ru  Ru32  1  0.643  0.123  0.252  1.0
  Ru  Ru33  1  0.123  0.643  0.748  1.0
  Ru  Ru34  1  0.877  0.357  0.748  1.0
  Ru  Ru35  1  0.378  0.145  0.251  1.0
  Ru  Ru36  1  0.622  0.855  0.251  1.0
  Ru  Ru37  1  0.500  0.500  0.000  1.0
  Ru  Ru38  1  0.500  0.500  0.500  1.0
  Ru  Ru39  1  0.000  0.000  0.000  1.0
[/CIF]
.
The structure described by Sm8Ru11Ga21 crystallizes in the orthorhombic C222 space group. There are two inequivalent Sm sites. In the first Sm site, Sm(1) is bonded in a 13-coordinate geometry to one Ru(5), two equivalent Ru(1), one Ga(1), one Ga(2), one Ga(3), one Ga(4), one Ga(5), one Ga(6), one Ga(9), and three equivalent Ga(7) atoms. In the second Sm site, Sm(2) is bonded in a 13-coordinate geometry to one Ru(3), one Ru(4), two equivalent Ru(2), one Ga(1), one Ga(2), one Ga(3), one Ga(4), one Ga(5), one Ga(6), and three equivalent Ga(8) atoms. There are five inequivalent Ru sites. In the first Ru site, Ru(3) is bonded in a 6-coordinate geometry to four equivalent Sm(2), two equivalent Ga(4), and four equivalent Ga(8) atoms. In the second Ru site, Ru(1) is bonded in a 8-coordinate geometry to two equivalent Sm(1), one Ga(1), one Ga(2), one Ga(4), one Ga(5), one Ga(7), and one Ga(8) atom. In the third Ru site, Ru(4) is bonded in a 6-coordinate geometry to four equivalent Sm(2), two equivalent Ga(5), and four equivalent Ga(8) atoms. In the fourth Ru site, Ru(5) is bonded in a 8-coordinate geometry to four equivalent Sm(1), two equivalent Ga(6), two equivalent Ga(9), and four equivalent Ga(7) atoms. In the fifth Ru site, Ru(2) is bonded in a 8-coordinate geometry to two equivalent Sm(2), one Ga(1), one Ga(2), one Ga(3), one Ga(6), one Ga(7), and one Ga(8) atom. There are nine inequivalent Ga sites. In the first Ga site, Ga(9) is bonded to four equivalent Sm(1), two equivalent Ru(5), two equivalent Ga(3), and four equivalent Ga(7) atoms to form distorted corner-sharing GaSm4Ga6Ru2 cuboctahedra. In the second Ga site, Ga(1) is bonded in a 4-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), two equivalent Ru(1), two equivalent Ru(2), and two equivalent Ga(2) atoms. In the third Ga site, Ga(2) is bonded in a 10-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), two equivalent Ru(1), two equivalent Ru(2), and two equivalent Ga(1) atoms. In the fourth Ga site, Ga(3) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), two equivalent Ru(2), one Ga(9), two equivalent Ga(6), and two equivalent Ga(7) atoms. In the fifth Ga site, Ga(4) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), one Ru(3), two equivalent Ru(1), two equivalent Ga(5), and two equivalent Ga(8) atoms. In the sixth Ga site, Ga(5) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), one Ru(4), two equivalent Ru(1), two equivalent Ga(4), and two equivalent Ga(8) atoms. In the seventh Ga site, Ga(6) is bonded in a 11-coordinate geometry to two equivalent Sm(1), two equivalent Sm(2), one Ru(5), two equivalent Ru(2), two equivalent Ga(3), and two equivalent Ga(7) atoms. In the eighth Ga site, Ga(7) is bonded in a 9-coordinate geometry to three equivalent Sm(1), one Ru(1), one Ru(2), one Ru(5), one Ga(3), one Ga(6), and one Ga(9) atom. In the ninth Ga site, Ga(8) is bonded in a 9-coordinate geometry to three equivalent Sm(2), one Ru(1), one Ru(2), one Ru(3), one Ru(4), one Ga(4), and one Ga(5) atom. is represented by the CIF card [CIF]
data_Sm8Ga21Ru11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.334
_cell_length_b   11.334
_cell_length_c   5.589
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.210
_symmetry_Int_Tables_number   1
_cell_volume   717.959
_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
  Sm  Sm0  1  0.737  0.921  0.744  1.0
  Sm  Sm1  1  0.263  0.079  0.744  1.0
  Sm  Sm2  1  0.235  0.578  0.245  1.0
  Sm  Sm3  1  0.765  0.422  0.245  1.0
  Sm  Sm4  1  0.422  0.765  0.755  1.0
  Sm  Sm5  1  0.578  0.235  0.755  1.0
  Sm  Sm6  1  0.079  0.263  0.256  1.0
  Sm  Sm7  1  0.921  0.737  0.256  1.0
  Ga  Ga8  1  0.000  0.500  0.498  1.0
  Ga  Ga9  1  0.500  0.000  0.999  1.0
  Ga  Ga10  1  0.000  0.500  0.001  1.0
  Ga  Ga11  1  0.500  0.000  0.502  1.0
  Ga  Ga12  1  0.815  0.185  0.500  1.0
  Ga  Ga13  1  0.185  0.815  0.500  1.0
  Ga  Ga14  1  0.323  0.323  0.000  1.0
  Ga  Ga15  1  0.677  0.677  0.000  1.0
  Ga  Ga16  1  0.675  0.675  0.500  1.0
  Ga  Ga17  1  0.325  0.325  0.500  1.0
  Ga  Ga18  1  0.825  0.175  0.000  1.0
  Ga  Ga19  1  0.175  0.825  0.000  1.0
  Ga  Ga20  1  0.976  0.810  0.764  1.0
  Ga  Ga21  1  0.024  0.190  0.764  1.0
  Ga  Ga22  1  0.474  0.686  0.252  1.0
  Ga  Ga23  1  0.526  0.314  0.252  1.0
  Ga  Ga24  1  0.314  0.526  0.748  1.0
  Ga  Ga25  1  0.686  0.474  0.748  1.0
  Ga  Ga26  1  0.190  0.024  0.236  1.0
  Ga  Ga27  1  0.810  0.976  0.236  1.0
  Ga  Ga28  1  0.000  0.000  0.500  1.0
  Ru  Ru29  1  0.855  0.622  0.749  1.0
  Ru  Ru30  1  0.145  0.378  0.749  1.0
  Ru  Ru31  1  0.357  0.877  0.252  1.0
  Ru  Ru32  1  0.643  0.123  0.252  1.0
  Ru  Ru33  1  0.123  0.643  0.748  1.0
  Ru  Ru34  1  0.877  0.357  0.748  1.0
  Ru  Ru35  1  0.378  0.145  0.251  1.0
  Ru  Ru36  1  0.622  0.855  0.251  1.0
  Ru  Ru37  1  0.500  0.500  0.000  1.0
  Ru  Ru38  1  0.500  0.500  0.500  1.0
  Ru  Ru39  1  0.000  0.000  0.000  1.0
[/CIF]
.