The structure described by MgSm3Bi(Ru2O7)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(2), one O(4), one O(5), and one O(6) atom to form distorted MgO4 tetrahedra that share  an edgeedge with one Ru(1)O6 octahedra,  an edgeedge with one Ru(2)O6 octahedra, and  an edgeedge with one Ru(3)O6 octahedra. There are three inequivalent Sm sites. In the first Sm site, Sm(1) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(14), one O(2), one O(3), one O(4), one O(8), and one O(9) atom. In the second Sm site, Sm(2) is bonded in a 8-coordinate geometry to one O(1), one O(11), one O(13), one O(2), one O(3), one O(5), one O(7), and one O(9) atom. In the third Sm site, Sm(3) is bonded in a distorted body-centered cubic geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(4), one O(5), and one O(6) atom. There are four inequivalent Ru sites. In the first Ru site, Ru(1) is bonded to one O(10), one O(11), one O(3), one O(4), one O(5), and one O(9) atom to form distorted RuO6 octahedra that share corners with two equivalent Ru(2)O6 octahedra, corners with two equivalent Ru(3)O6 octahedra, corners with two equivalent Ru(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-56°. In the second Ru site, Ru(2) is bonded to one O(11), one O(12), one O(13), one O(5), one O(6), and one O(7) atom to form distorted RuO6 octahedra that share corners with two equivalent Ru(1)O6 octahedra, corners with two equivalent Ru(3)O6 octahedra, corners with two equivalent Ru(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-55°. In the third Ru site, Ru(3) is bonded to one O(10), one O(12), one O(14), one O(4), one O(6), and one O(8) atom to form distorted RuO6 octahedra that share corners with two equivalent Ru(1)O6 octahedra, corners with two equivalent Ru(2)O6 octahedra, corners with two equivalent Ru(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-56°. In the fourth Ru site, Ru(4) is bonded to one O(13), one O(14), one O(3), one O(7), one O(8), and one O(9) atom to form corner-sharing RuO6 octahedra. The corner-sharing octahedral tilt angles range from 47-52°. Bi(1) is bonded in a 5-coordinate geometry to one O(1), one O(12), one O(2), one O(6), one O(7), and one O(8) atom. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded to one Sm(1), one Sm(2), one Sm(3), and one Bi(1) atom to form OSm3Bi tetrahedra that share corners with two equivalent O(10)Sm2Ru2 tetrahedra, corners with two equivalent O(11)Sm2Ru2 tetrahedra, corners with two equivalent O(12)SmBiRu2 tetrahedra, corners with four equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(3)Sm2Ru2 tetrahedra,  an edgeedge with one O(7)SmBiRu2 tetrahedra, and  an edgeedge with one O(8)SmBiRu2 tetrahedra. In the second O site, O(2) is bonded to one Mg(1), one Sm(1), one Sm(2), one Sm(3), and one Bi(1) atom to form OSm3MgBi trigonal bipyramids that share corners with two equivalent O(3)Sm2Ru2 tetrahedra, corners with two equivalent O(7)SmBiRu2 tetrahedra, corners with two equivalent O(8)SmBiRu2 tetrahedra, corners with four equivalent O(1)Sm3Bi tetrahedra,  an edgeedge with one O(10)Sm2Ru2 tetrahedra,  an edgeedge with one O(11)Sm2Ru2 tetrahedra, and  an edgeedge with one O(12)SmBiRu2 tetrahedra. In the third O site, O(3) is bonded to one Sm(1), one Sm(2), one Ru(1), and one Ru(4) atom to form OSm2Ru2 tetrahedra that share corners with two equivalent O(7)SmBiRu2 tetrahedra, corners with two equivalent O(8)SmBiRu2 tetrahedra, corners with two equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(10)Sm2Ru2 tetrahedra,  an edgeedge with one O(11)Sm2Ru2 tetrahedra, and  an edgeedge with one O(1)Sm3Bi tetrahedra. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Mg(1), one Sm(1), one Sm(3), one Ru(1), and one Ru(3) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Mg(1), one Sm(2), one Sm(3), one Ru(1), and one Ru(2) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one Sm(3), one Ru(2), one Ru(3), and one Bi(1) atom. In the seventh O site, O(7) is bonded to one Sm(2), one Ru(2), one Ru(4), and one Bi(1) atom to form distorted OSmBiRu2 tetrahedra that share corners with two equivalent O(3)Sm2Ru2 tetrahedra, corners with two equivalent O(8)SmBiRu2 tetrahedra, corners with two equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(11)Sm2Ru2 tetrahedra,  an edgeedge with one O(1)Sm3Bi tetrahedra, and  an edgeedge with one O(12)SmBiRu2 tetrahedra. In the eighth O site, O(8) is bonded to one Sm(1), one Ru(3), one Ru(4), and one Bi(1) atom to form distorted OSmBiRu2 tetrahedra that share corners with two equivalent O(3)Sm2Ru2 tetrahedra, corners with two equivalent O(7)SmBiRu2 tetrahedra, corners with two equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(10)Sm2Ru2 tetrahedra,  an edgeedge with one O(1)Sm3Bi tetrahedra, and  an edgeedge with one O(12)SmBiRu2 tetrahedra. In the ninth O site, O(9) is bonded in a 2-coordinate geometry to one Sm(1), one Sm(2), one Ru(1), and one Ru(4) atom. In the tenth O site, O(10) is bonded to one Sm(1), one Sm(3), one Ru(1), and one Ru(3) atom to form OSm2Ru2 tetrahedra that share corners with two equivalent O(11)Sm2Ru2 tetrahedra, corners with two equivalent O(1)Sm3Bi tetrahedra, corners with two equivalent O(12)SmBiRu2 tetrahedra,  an edgeedge with one O(3)Sm2Ru2 tetrahedra,  an edgeedge with one O(8)SmBiRu2 tetrahedra, and  an edgeedge with one O(2)Sm3MgBi trigonal bipyramid. In the eleventh O site, O(11) is bonded to one Sm(2), one Sm(3), one Ru(1), and one Ru(2) atom to form distorted OSm2Ru2 tetrahedra that share corners with two equivalent O(10)Sm2Ru2 tetrahedra, corners with two equivalent O(1)Sm3Bi tetrahedra, corners with two equivalent O(12)SmBiRu2 tetrahedra,  an edgeedge with one O(3)Sm2Ru2 tetrahedra,  an edgeedge with one O(7)SmBiRu2 tetrahedra, and  an edgeedge with one O(2)Sm3MgBi trigonal bipyramid. In the twelfth O site, O(12) is bonded to one Sm(3), one Ru(2), one Ru(3), and one Bi(1) atom to form OSmBiRu2 tetrahedra that share corners with two equivalent O(10)Sm2Ru2 tetrahedra, corners with two equivalent O(11)Sm2Ru2 tetrahedra, corners with two equivalent O(1)Sm3Bi tetrahedra,  an edgeedge with one O(7)SmBiRu2 tetrahedra,  an edgeedge with one O(8)SmBiRu2 tetrahedra, and  an edgeedge with one O(2)Sm3MgBi trigonal bipyramid. In the thirteenth O site, O(13) is bonded in a 2-coordinate geometry to one Sm(2), one Ru(2), and one Ru(4) atom. In the fourteenth O site, O(14) is bonded in a 2-coordinate geometry to one Sm(1), one Ru(3), and one Ru(4) atom. is represented by the CIF card [CIF]
data_Sm3MgBi(Ru2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.438
_cell_length_b   7.501
_cell_length_c   7.420
_cell_angle_alpha   89.963
_cell_angle_beta   60.431
_cell_angle_gamma   120.278
_symmetry_Int_Tables_number   1
_cell_volume   293.304
_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  0.240  0.356  0.350  1.0
  Sm  Sm1  1  0.238  0.884  0.350  1.0
  Sm  Sm2  1  0.742  0.370  0.377  1.0
  Mg  Mg3  1  0.264  0.633  0.640  1.0
  Bi  Bi4  1  0.709  0.357  0.884  1.0
  Ru  Ru5  1  0.765  0.883  0.359  1.0
  Ru  Ru6  1  0.242  0.882  0.884  1.0
  Ru  Ru7  1  0.242  0.361  0.884  1.0
  Ru  Ru8  1  0.764  0.882  0.878  1.0
  O  O9  1  0.499  0.250  0.255  1.0
  O  O10  1  0.038  0.519  0.504  1.0
  O  O11  1  0.930  0.966  0.533  1.0
  O  O12  1  0.490  0.534  0.535  1.0
  O  O13  1  0.492  0.958  0.534  1.0
  O  O14  1  0.078  0.539  0.964  1.0
  O  O15  1  0.501  0.963  0.958  1.0
  O  O16  1  0.502  0.538  0.958  1.0
  O  O17  1  0.601  0.801  0.200  1.0
  O  O18  1  0.993  0.210  0.211  1.0
  O  O19  1  0.991  0.784  0.211  1.0
  O  O20  1  0.416  0.209  0.789  1.0
  O  O21  1  0.002  0.798  0.799  1.0
  O  O22  1  0.001  0.200  0.803  1.0
[/CIF]
.
The structure described by MgSm3Bi(Ru2O7)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(2), one O(4), one O(5), and one O(6) atom to form distorted MgO4 tetrahedra that share  an edgeedge with one Ru(1)O6 octahedra,  an edgeedge with one Ru(2)O6 octahedra, and  an edgeedge with one Ru(3)O6 octahedra. There are three inequivalent Sm sites. In the first Sm site, Sm(1) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(14), one O(2), one O(3), one O(4), one O(8), and one O(9) atom. In the second Sm site, Sm(2) is bonded in a 8-coordinate geometry to one O(1), one O(11), one O(13), one O(2), one O(3), one O(5), one O(7), and one O(9) atom. In the third Sm site, Sm(3) is bonded in a distorted body-centered cubic geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(4), one O(5), and one O(6) atom. There are four inequivalent Ru sites. In the first Ru site, Ru(1) is bonded to one O(10), one O(11), one O(3), one O(4), one O(5), and one O(9) atom to form distorted RuO6 octahedra that share corners with two equivalent Ru(2)O6 octahedra, corners with two equivalent Ru(3)O6 octahedra, corners with two equivalent Ru(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-56°. In the second Ru site, Ru(2) is bonded to one O(11), one O(12), one O(13), one O(5), one O(6), and one O(7) atom to form distorted RuO6 octahedra that share corners with two equivalent Ru(1)O6 octahedra, corners with two equivalent Ru(3)O6 octahedra, corners with two equivalent Ru(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-55°. In the third Ru site, Ru(3) is bonded to one O(10), one O(12), one O(14), one O(4), one O(6), and one O(8) atom to form distorted RuO6 octahedra that share corners with two equivalent Ru(1)O6 octahedra, corners with two equivalent Ru(2)O6 octahedra, corners with two equivalent Ru(4)O6 octahedra, and  an edgeedge with one Mg(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-56°. In the fourth Ru site, Ru(4) is bonded to one O(13), one O(14), one O(3), one O(7), one O(8), and one O(9) atom to form corner-sharing RuO6 octahedra. The corner-sharing octahedral tilt angles range from 47-52°. Bi(1) is bonded in a 5-coordinate geometry to one O(1), one O(12), one O(2), one O(6), one O(7), and one O(8) atom. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded to one Sm(1), one Sm(2), one Sm(3), and one Bi(1) atom to form OSm3Bi tetrahedra that share corners with two equivalent O(10)Sm2Ru2 tetrahedra, corners with two equivalent O(11)Sm2Ru2 tetrahedra, corners with two equivalent O(12)SmBiRu2 tetrahedra, corners with four equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(3)Sm2Ru2 tetrahedra,  an edgeedge with one O(7)SmBiRu2 tetrahedra, and  an edgeedge with one O(8)SmBiRu2 tetrahedra. In the second O site, O(2) is bonded to one Mg(1), one Sm(1), one Sm(2), one Sm(3), and one Bi(1) atom to form OSm3MgBi trigonal bipyramids that share corners with two equivalent O(3)Sm2Ru2 tetrahedra, corners with two equivalent O(7)SmBiRu2 tetrahedra, corners with two equivalent O(8)SmBiRu2 tetrahedra, corners with four equivalent O(1)Sm3Bi tetrahedra,  an edgeedge with one O(10)Sm2Ru2 tetrahedra,  an edgeedge with one O(11)Sm2Ru2 tetrahedra, and  an edgeedge with one O(12)SmBiRu2 tetrahedra. In the third O site, O(3) is bonded to one Sm(1), one Sm(2), one Ru(1), and one Ru(4) atom to form OSm2Ru2 tetrahedra that share corners with two equivalent O(7)SmBiRu2 tetrahedra, corners with two equivalent O(8)SmBiRu2 tetrahedra, corners with two equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(10)Sm2Ru2 tetrahedra,  an edgeedge with one O(11)Sm2Ru2 tetrahedra, and  an edgeedge with one O(1)Sm3Bi tetrahedra. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Mg(1), one Sm(1), one Sm(3), one Ru(1), and one Ru(3) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Mg(1), one Sm(2), one Sm(3), one Ru(1), and one Ru(2) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one Sm(3), one Ru(2), one Ru(3), and one Bi(1) atom. In the seventh O site, O(7) is bonded to one Sm(2), one Ru(2), one Ru(4), and one Bi(1) atom to form distorted OSmBiRu2 tetrahedra that share corners with two equivalent O(3)Sm2Ru2 tetrahedra, corners with two equivalent O(8)SmBiRu2 tetrahedra, corners with two equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(11)Sm2Ru2 tetrahedra,  an edgeedge with one O(1)Sm3Bi tetrahedra, and  an edgeedge with one O(12)SmBiRu2 tetrahedra. In the eighth O site, O(8) is bonded to one Sm(1), one Ru(3), one Ru(4), and one Bi(1) atom to form distorted OSmBiRu2 tetrahedra that share corners with two equivalent O(3)Sm2Ru2 tetrahedra, corners with two equivalent O(7)SmBiRu2 tetrahedra, corners with two equivalent O(2)Sm3MgBi trigonal bipyramids,  an edgeedge with one O(10)Sm2Ru2 tetrahedra,  an edgeedge with one O(1)Sm3Bi tetrahedra, and  an edgeedge with one O(12)SmBiRu2 tetrahedra. In the ninth O site, O(9) is bonded in a 2-coordinate geometry to one Sm(1), one Sm(2), one Ru(1), and one Ru(4) atom. In the tenth O site, O(10) is bonded to one Sm(1), one Sm(3), one Ru(1), and one Ru(3) atom to form OSm2Ru2 tetrahedra that share corners with two equivalent O(11)Sm2Ru2 tetrahedra, corners with two equivalent O(1)Sm3Bi tetrahedra, corners with two equivalent O(12)SmBiRu2 tetrahedra,  an edgeedge with one O(3)Sm2Ru2 tetrahedra,  an edgeedge with one O(8)SmBiRu2 tetrahedra, and  an edgeedge with one O(2)Sm3MgBi trigonal bipyramid. In the eleventh O site, O(11) is bonded to one Sm(2), one Sm(3), one Ru(1), and one Ru(2) atom to form distorted OSm2Ru2 tetrahedra that share corners with two equivalent O(10)Sm2Ru2 tetrahedra, corners with two equivalent O(1)Sm3Bi tetrahedra, corners with two equivalent O(12)SmBiRu2 tetrahedra,  an edgeedge with one O(3)Sm2Ru2 tetrahedra,  an edgeedge with one O(7)SmBiRu2 tetrahedra, and  an edgeedge with one O(2)Sm3MgBi trigonal bipyramid. In the twelfth O site, O(12) is bonded to one Sm(3), one Ru(2), one Ru(3), and one Bi(1) atom to form OSmBiRu2 tetrahedra that share corners with two equivalent O(10)Sm2Ru2 tetrahedra, corners with two equivalent O(11)Sm2Ru2 tetrahedra, corners with two equivalent O(1)Sm3Bi tetrahedra,  an edgeedge with one O(7)SmBiRu2 tetrahedra,  an edgeedge with one O(8)SmBiRu2 tetrahedra, and  an edgeedge with one O(2)Sm3MgBi trigonal bipyramid. In the thirteenth O site, O(13) is bonded in a 2-coordinate geometry to one Sm(2), one Ru(2), and one Ru(4) atom. In the fourteenth O site, O(14) is bonded in a 2-coordinate geometry to one Sm(1), one Ru(3), and one Ru(4) atom. is represented by the CIF card [CIF]
data_Sm3MgBi(Ru2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.438
_cell_length_b   7.501
_cell_length_c   7.420
_cell_angle_alpha   89.963
_cell_angle_beta   60.431
_cell_angle_gamma   120.278
_symmetry_Int_Tables_number   1
_cell_volume   293.304
_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  0.240  0.356  0.350  1.0
  Sm  Sm1  1  0.238  0.884  0.350  1.0
  Sm  Sm2  1  0.742  0.370  0.377  1.0
  Mg  Mg3  1  0.264  0.633  0.640  1.0
  Bi  Bi4  1  0.709  0.357  0.884  1.0
  Ru  Ru5  1  0.765  0.883  0.359  1.0
  Ru  Ru6  1  0.242  0.882  0.884  1.0
  Ru  Ru7  1  0.242  0.361  0.884  1.0
  Ru  Ru8  1  0.764  0.882  0.878  1.0
  O  O9  1  0.499  0.250  0.255  1.0
  O  O10  1  0.038  0.519  0.504  1.0
  O  O11  1  0.930  0.966  0.533  1.0
  O  O12  1  0.490  0.534  0.535  1.0
  O  O13  1  0.492  0.958  0.534  1.0
  O  O14  1  0.078  0.539  0.964  1.0
  O  O15  1  0.501  0.963  0.958  1.0
  O  O16  1  0.502  0.538  0.958  1.0
  O  O17  1  0.601  0.801  0.200  1.0
  O  O18  1  0.993  0.210  0.211  1.0
  O  O19  1  0.991  0.784  0.211  1.0
  O  O20  1  0.416  0.209  0.789  1.0
  O  O21  1  0.002  0.798  0.799  1.0
  O  O22  1  0.001  0.200  0.803  1.0
[/CIF]
.