The material structure described by Na3Cd(RhO2)8 crystallizes in the monoclinic Pm space group. There are three inequivalent Na sites. In the first Na site, Na(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), two equivalent O(12), two equivalent O(16), and two equivalent O(8) atoms. In the second Na site, Na(2) is bonded in a 8-coordinate geometry to one O(3), one O(4), two equivalent O(13), two equivalent O(5), and two equivalent O(9) atoms. In the third Na site, Na(3) is bonded in a 8-coordinate geometry to one O(3), one O(4), two equivalent O(10), two equivalent O(14), and two equivalent O(6) atoms. There are eight inequivalent Rh sites. In the first Rh site, Rh(1) is bonded to one O(10), one O(5), two equivalent O(12), and two equivalent O(3) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. In the second Rh site, Rh(2) is bonded to one O(6), one O(9), two equivalent O(11), and two equivalent O(4) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. In the third Rh site, Rh(3) is bonded to one O(12), one O(7), two equivalent O(1), and two equivalent O(10) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the fourth Rh site, Rh(4) is bonded to one O(11), one O(8), two equivalent O(2), and two equivalent O(9) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the fifth Rh site, Rh(5) is bonded to one O(1), one O(13), two equivalent O(15), and two equivalent O(8) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the sixth Rh site, Rh(6) is bonded to one O(14), one O(2), two equivalent O(16), and two equivalent O(7) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the seventh Rh site, Rh(7) is bonded to one O(15), one O(3), two equivalent O(13), and two equivalent O(6) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. In the eighth Rh site, Rh(8) is bonded to one O(16), one O(4), two equivalent O(14), and two equivalent O(5) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. Cd(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), two equivalent O(11), two equivalent O(15), and two equivalent O(7) atoms. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Na(1), one Rh(5), two equivalent Rh(3), and one Cd(1) atom to form distorted ONaCdRh3 trigonal bipyramids that share corners with two equivalent O(11)Cd2Rh3 square pyramids, corners with two equivalent O(10)Na2Rh3 square pyramids,  a cornercorner with one O(13)Na2Rh3 trigonal bipyramid, corners with two equivalent O(16)Na2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(10)Na2Rh3 square pyramid, edges with two equivalent O(12)Na2Rh3 square pyramids, and edges with two equivalent O(15)Cd2Rh3 trigonal bipyramids. In the second O site, O(2) is bonded to one Na(1), one Rh(6), two equivalent Rh(4), and one Cd(1) atom to form distorted ONaCdRh3 trigonal bipyramids that share corners with two equivalent O(12)Na2Rh3 square pyramids, corners with two equivalent O(9)Na2Rh3 square pyramids,  a cornercorner with one O(14)Na2Rh3 trigonal bipyramid, corners with two equivalent O(15)Cd2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(9)Na2Rh3 square pyramid, edges with two equivalent O(11)Cd2Rh3 square pyramids, and edges with two equivalent O(16)Na2Rh3 trigonal bipyramids. In the third O site, O(3) is bonded to one Na(2), one Na(3), one Rh(7), and two equivalent Rh(1) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(12)Na2Rh3 square pyramids, corners with two equivalent O(9)Na2Rh3 square pyramids,  a cornercorner with one O(15)Cd2Rh3 trigonal bipyramid, corners with two equivalent O(14)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(12)Na2Rh3 square pyramid, edges with two equivalent O(10)Na2Rh3 square pyramids, and edges with two equivalent O(13)Na2Rh3 trigonal bipyramids. In the fourth O site, O(4) is bonded to one Na(2), one Na(3), one Rh(8), and two equivalent Rh(2) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(11)Cd2Rh3 square pyramids, corners with two equivalent O(10)Na2Rh3 square pyramids,  a cornercorner with one O(16)Na2Rh3 trigonal bipyramid, corners with two equivalent O(13)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(11)Cd2Rh3 square pyramid, edges with two equivalent O(9)Na2Rh3 square pyramids, and edges with two equivalent O(14)Na2Rh3 trigonal bipyramids. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to two equivalent Na(2), one Rh(1), and two equivalent Rh(8) atoms. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to two equivalent Na(3), one Rh(2), and two equivalent Rh(7) atoms. In the seventh O site, O(7) is bonded in a 5-coordinate geometry to one Rh(3), two equivalent Rh(6), and two equivalent Cd(1) atoms. In the eighth O site, O(8) is bonded in a 5-coordinate geometry to two equivalent Na(1), one Rh(4), and two equivalent Rh(5) atoms. In the ninth O site, O(9) is bonded to two equivalent Na(2), one Rh(2), and two equivalent Rh(4) atoms to form ONa2Rh3 square pyramids that share corners with two equivalent O(13)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids, edges with two equivalent O(11)Cd2Rh3 square pyramids, edges with two equivalent O(9)Na2Rh3 square pyramids,  an edgeedge with one O(13)Na2Rh3 trigonal bipyramid,  an edgeedge with one O(2)NaCdRh3 trigonal bipyramid, and edges with two equivalent O(4)Na2Rh3 trigonal bipyramids. In the tenth O site, O(10) is bonded to two equivalent Na(3), one Rh(1), and two equivalent Rh(3) atoms to form ONa2Rh3 square pyramids that share corners with two equivalent O(14)Na2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, edges with two equivalent O(10)Na2Rh3 square pyramids, edges with two equivalent O(12)Na2Rh3 square pyramids,  an edgeedge with one O(14)Na2Rh3 trigonal bipyramid,  an edgeedge with one O(1)NaCdRh3 trigonal bipyramid, and edges with two equivalent O(3)Na2Rh3 trigonal bipyramids. In the eleventh O site, O(11) is bonded to one Rh(4), two equivalent Rh(2), and two equivalent Cd(1) atoms to form OCd2Rh3 square pyramids that share corners with two equivalent O(15)Cd2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, edges with two equivalent O(11)Cd2Rh3 square pyramids, edges with two equivalent O(9)Na2Rh3 square pyramids,  an edgeedge with one O(15)Cd2Rh3 trigonal bipyramid,  an edgeedge with one O(4)Na2Rh3 trigonal bipyramid, and edges with two equivalent O(2)NaCdRh3 trigonal bipyramids. In the twelfth O site, O(12) is bonded to two equivalent Na(1), one Rh(3), and two equivalent Rh(1) atoms to form ONa2Rh3 square pyramids that share corners with two equivalent O(16)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids, edges with two equivalent O(10)Na2Rh3 square pyramids, edges with two equivalent O(12)Na2Rh3 square pyramids,  an edgeedge with one O(16)Na2Rh3 trigonal bipyramid,  an edgeedge with one O(3)Na2Rh3 trigonal bipyramid, and edges with two equivalent O(1)NaCdRh3 trigonal bipyramids. In the thirteenth O site, O(13) is bonded to two equivalent Na(2), one Rh(5), and two equivalent Rh(7) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(9)Na2Rh3 square pyramids,  a cornercorner with one O(1)NaCdRh3 trigonal bipyramid, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(9)Na2Rh3 square pyramid, edges with two equivalent O(15)Cd2Rh3 trigonal bipyramids, edges with two equivalent O(13)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(3)Na2Rh3 trigonal bipyramids. In the fourteenth O site, O(14) is bonded to two equivalent Na(3), one Rh(6), and two equivalent Rh(8) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(10)Na2Rh3 square pyramids,  a cornercorner with one O(2)NaCdRh3 trigonal bipyramid, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(10)Na2Rh3 square pyramid, edges with two equivalent O(14)Na2Rh3 trigonal bipyramids, edges with two equivalent O(16)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(4)Na2Rh3 trigonal bipyramids. In the fifteenth O site, O(15) is bonded to one Rh(7), two equivalent Rh(5), and two equivalent Cd(1) atoms to form distorted OCd2Rh3 trigonal bipyramids that share corners with two equivalent O(11)Cd2Rh3 square pyramids,  a cornercorner with one O(3)Na2Rh3 trigonal bipyramid, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(11)Cd2Rh3 square pyramid, edges with two equivalent O(15)Cd2Rh3 trigonal bipyramids, edges with two equivalent O(13)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(1)NaCdRh3 trigonal bipyramids. In the sixteenth O site, O(16) is bonded to two equivalent Na(1), one Rh(8), and two equivalent Rh(6) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(12)Na2Rh3 square pyramids,  a cornercorner with one O(4)Na2Rh3 trigonal bipyramid, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(12)Na2Rh3 square pyramid, edges with two equivalent O(14)Na2Rh3 trigonal bipyramids, edges with two equivalent O(16)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(2)NaCdRh3 trigonal bipyramids. is represented by the CIF card [CIF]
data_Na3Cd(RhO2)8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.107
_cell_length_b   9.151
_cell_length_c   10.947
_cell_angle_alpha   89.608
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   311.253
_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
  Na  Na0  1  0.500  0.763  0.658  1.0
  Na  Na1  1  0.000  0.736  0.158  1.0
  Na  Na2  1  0.000  0.237  0.342  1.0
  Cd  Cd3  1  0.500  0.263  0.839  1.0
  Rh  Rh4  1  0.500  0.911  0.397  1.0
  Rh  Rh5  1  0.500  0.412  0.104  1.0
  Rh  Rh6  1  0.000  0.087  0.598  1.0
  Rh  Rh7  1  0.000  0.591  0.901  1.0
  Rh  Rh8  1  0.500  0.941  0.884  1.0
  Rh  Rh9  1  0.500  0.448  0.615  1.0
  Rh  Rh10  1  0.000  0.055  0.118  1.0
  Rh  Rh11  1  0.000  0.556  0.383  1.0
  O  O12  1  0.500  0.044  0.714  1.0
  O  O13  1  0.500  0.530  0.792  1.0
  O  O14  1  0.000  0.964  0.288  1.0
  O  O15  1  0.000  0.465  0.213  1.0
  O  O16  1  0.500  0.696  0.340  1.0
  O  O17  1  0.500  0.194  0.161  1.0
  O  O18  1  0.000  0.302  0.665  1.0
  O  O19  1  0.000  0.805  0.840  1.0
  O  O20  1  0.500  0.617  0.023  1.0
  O  O21  1  0.500  0.113  0.476  1.0
  O  O22  1  0.000  0.384  0.975  1.0
  O  O23  1  0.000  0.883  0.520  1.0
  O  O24  1  0.500  0.918  0.070  1.0
  O  O25  1  0.500  0.417  0.430  1.0
  O  O26  1  0.000  0.085  0.931  1.0
  O  O27  1  0.000  0.582  0.567  1.0
[/CIF]
.
The material structure described by Na3Cd(RhO2)8 crystallizes in the monoclinic Pm space group. There are three inequivalent Na sites. In the first Na site, Na(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), two equivalent O(12), two equivalent O(16), and two equivalent O(8) atoms. In the second Na site, Na(2) is bonded in a 8-coordinate geometry to one O(3), one O(4), two equivalent O(13), two equivalent O(5), and two equivalent O(9) atoms. In the third Na site, Na(3) is bonded in a 8-coordinate geometry to one O(3), one O(4), two equivalent O(10), two equivalent O(14), and two equivalent O(6) atoms. There are eight inequivalent Rh sites. In the first Rh site, Rh(1) is bonded to one O(10), one O(5), two equivalent O(12), and two equivalent O(3) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. In the second Rh site, Rh(2) is bonded to one O(6), one O(9), two equivalent O(11), and two equivalent O(4) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. In the third Rh site, Rh(3) is bonded to one O(12), one O(7), two equivalent O(1), and two equivalent O(10) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the fourth Rh site, Rh(4) is bonded to one O(11), one O(8), two equivalent O(2), and two equivalent O(9) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the fifth Rh site, Rh(5) is bonded to one O(1), one O(13), two equivalent O(15), and two equivalent O(8) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the sixth Rh site, Rh(6) is bonded to one O(14), one O(2), two equivalent O(16), and two equivalent O(7) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the seventh Rh site, Rh(7) is bonded to one O(15), one O(3), two equivalent O(13), and two equivalent O(6) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. In the eighth Rh site, Rh(8) is bonded to one O(16), one O(4), two equivalent O(14), and two equivalent O(5) atoms to form a mixture of edge and corner-sharing RhO6 octahedra. The corner-sharing octahedral tilt angles range from 50-59°. Cd(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), two equivalent O(11), two equivalent O(15), and two equivalent O(7) atoms. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Na(1), one Rh(5), two equivalent Rh(3), and one Cd(1) atom to form distorted ONaCdRh3 trigonal bipyramids that share corners with two equivalent O(11)Cd2Rh3 square pyramids, corners with two equivalent O(10)Na2Rh3 square pyramids,  a cornercorner with one O(13)Na2Rh3 trigonal bipyramid, corners with two equivalent O(16)Na2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(10)Na2Rh3 square pyramid, edges with two equivalent O(12)Na2Rh3 square pyramids, and edges with two equivalent O(15)Cd2Rh3 trigonal bipyramids. In the second O site, O(2) is bonded to one Na(1), one Rh(6), two equivalent Rh(4), and one Cd(1) atom to form distorted ONaCdRh3 trigonal bipyramids that share corners with two equivalent O(12)Na2Rh3 square pyramids, corners with two equivalent O(9)Na2Rh3 square pyramids,  a cornercorner with one O(14)Na2Rh3 trigonal bipyramid, corners with two equivalent O(15)Cd2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(9)Na2Rh3 square pyramid, edges with two equivalent O(11)Cd2Rh3 square pyramids, and edges with two equivalent O(16)Na2Rh3 trigonal bipyramids. In the third O site, O(3) is bonded to one Na(2), one Na(3), one Rh(7), and two equivalent Rh(1) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(12)Na2Rh3 square pyramids, corners with two equivalent O(9)Na2Rh3 square pyramids,  a cornercorner with one O(15)Cd2Rh3 trigonal bipyramid, corners with two equivalent O(14)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(12)Na2Rh3 square pyramid, edges with two equivalent O(10)Na2Rh3 square pyramids, and edges with two equivalent O(13)Na2Rh3 trigonal bipyramids. In the fourth O site, O(4) is bonded to one Na(2), one Na(3), one Rh(8), and two equivalent Rh(2) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(11)Cd2Rh3 square pyramids, corners with two equivalent O(10)Na2Rh3 square pyramids,  a cornercorner with one O(16)Na2Rh3 trigonal bipyramid, corners with two equivalent O(13)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(11)Cd2Rh3 square pyramid, edges with two equivalent O(9)Na2Rh3 square pyramids, and edges with two equivalent O(14)Na2Rh3 trigonal bipyramids. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to two equivalent Na(2), one Rh(1), and two equivalent Rh(8) atoms. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to two equivalent Na(3), one Rh(2), and two equivalent Rh(7) atoms. In the seventh O site, O(7) is bonded in a 5-coordinate geometry to one Rh(3), two equivalent Rh(6), and two equivalent Cd(1) atoms. In the eighth O site, O(8) is bonded in a 5-coordinate geometry to two equivalent Na(1), one Rh(4), and two equivalent Rh(5) atoms. In the ninth O site, O(9) is bonded to two equivalent Na(2), one Rh(2), and two equivalent Rh(4) atoms to form ONa2Rh3 square pyramids that share corners with two equivalent O(13)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids, edges with two equivalent O(11)Cd2Rh3 square pyramids, edges with two equivalent O(9)Na2Rh3 square pyramids,  an edgeedge with one O(13)Na2Rh3 trigonal bipyramid,  an edgeedge with one O(2)NaCdRh3 trigonal bipyramid, and edges with two equivalent O(4)Na2Rh3 trigonal bipyramids. In the tenth O site, O(10) is bonded to two equivalent Na(3), one Rh(1), and two equivalent Rh(3) atoms to form ONa2Rh3 square pyramids that share corners with two equivalent O(14)Na2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, edges with two equivalent O(10)Na2Rh3 square pyramids, edges with two equivalent O(12)Na2Rh3 square pyramids,  an edgeedge with one O(14)Na2Rh3 trigonal bipyramid,  an edgeedge with one O(1)NaCdRh3 trigonal bipyramid, and edges with two equivalent O(3)Na2Rh3 trigonal bipyramids. In the eleventh O site, O(11) is bonded to one Rh(4), two equivalent Rh(2), and two equivalent Cd(1) atoms to form OCd2Rh3 square pyramids that share corners with two equivalent O(15)Cd2Rh3 trigonal bipyramids, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids, edges with two equivalent O(11)Cd2Rh3 square pyramids, edges with two equivalent O(9)Na2Rh3 square pyramids,  an edgeedge with one O(15)Cd2Rh3 trigonal bipyramid,  an edgeedge with one O(4)Na2Rh3 trigonal bipyramid, and edges with two equivalent O(2)NaCdRh3 trigonal bipyramids. In the twelfth O site, O(12) is bonded to two equivalent Na(1), one Rh(3), and two equivalent Rh(1) atoms to form ONa2Rh3 square pyramids that share corners with two equivalent O(16)Na2Rh3 trigonal bipyramids, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids, edges with two equivalent O(10)Na2Rh3 square pyramids, edges with two equivalent O(12)Na2Rh3 square pyramids,  an edgeedge with one O(16)Na2Rh3 trigonal bipyramid,  an edgeedge with one O(3)Na2Rh3 trigonal bipyramid, and edges with two equivalent O(1)NaCdRh3 trigonal bipyramids. In the thirteenth O site, O(13) is bonded to two equivalent Na(2), one Rh(5), and two equivalent Rh(7) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(9)Na2Rh3 square pyramids,  a cornercorner with one O(1)NaCdRh3 trigonal bipyramid, corners with two equivalent O(4)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(9)Na2Rh3 square pyramid, edges with two equivalent O(15)Cd2Rh3 trigonal bipyramids, edges with two equivalent O(13)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(3)Na2Rh3 trigonal bipyramids. In the fourteenth O site, O(14) is bonded to two equivalent Na(3), one Rh(6), and two equivalent Rh(8) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(10)Na2Rh3 square pyramids,  a cornercorner with one O(2)NaCdRh3 trigonal bipyramid, corners with two equivalent O(3)Na2Rh3 trigonal bipyramids,  an edgeedge with one O(10)Na2Rh3 square pyramid, edges with two equivalent O(14)Na2Rh3 trigonal bipyramids, edges with two equivalent O(16)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(4)Na2Rh3 trigonal bipyramids. In the fifteenth O site, O(15) is bonded to one Rh(7), two equivalent Rh(5), and two equivalent Cd(1) atoms to form distorted OCd2Rh3 trigonal bipyramids that share corners with two equivalent O(11)Cd2Rh3 square pyramids,  a cornercorner with one O(3)Na2Rh3 trigonal bipyramid, corners with two equivalent O(2)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(11)Cd2Rh3 square pyramid, edges with two equivalent O(15)Cd2Rh3 trigonal bipyramids, edges with two equivalent O(13)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(1)NaCdRh3 trigonal bipyramids. In the sixteenth O site, O(16) is bonded to two equivalent Na(1), one Rh(8), and two equivalent Rh(6) atoms to form distorted ONa2Rh3 trigonal bipyramids that share corners with two equivalent O(12)Na2Rh3 square pyramids,  a cornercorner with one O(4)Na2Rh3 trigonal bipyramid, corners with two equivalent O(1)NaCdRh3 trigonal bipyramids,  an edgeedge with one O(12)Na2Rh3 square pyramid, edges with two equivalent O(14)Na2Rh3 trigonal bipyramids, edges with two equivalent O(16)Na2Rh3 trigonal bipyramids, and edges with two equivalent O(2)NaCdRh3 trigonal bipyramids. is represented by the CIF card [CIF]
data_Na3Cd(RhO2)8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.107
_cell_length_b   9.151
_cell_length_c   10.947
_cell_angle_alpha   89.608
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   311.253
_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
  Na  Na0  1  0.500  0.763  0.658  1.0
  Na  Na1  1  0.000  0.736  0.158  1.0
  Na  Na2  1  0.000  0.237  0.342  1.0
  Cd  Cd3  1  0.500  0.263  0.839  1.0
  Rh  Rh4  1  0.500  0.911  0.397  1.0
  Rh  Rh5  1  0.500  0.412  0.104  1.0
  Rh  Rh6  1  0.000  0.087  0.598  1.0
  Rh  Rh7  1  0.000  0.591  0.901  1.0
  Rh  Rh8  1  0.500  0.941  0.884  1.0
  Rh  Rh9  1  0.500  0.448  0.615  1.0
  Rh  Rh10  1  0.000  0.055  0.118  1.0
  Rh  Rh11  1  0.000  0.556  0.383  1.0
  O  O12  1  0.500  0.044  0.714  1.0
  O  O13  1  0.500  0.530  0.792  1.0
  O  O14  1  0.000  0.964  0.288  1.0
  O  O15  1  0.000  0.465  0.213  1.0
  O  O16  1  0.500  0.696  0.340  1.0
  O  O17  1  0.500  0.194  0.161  1.0
  O  O18  1  0.000  0.302  0.665  1.0
  O  O19  1  0.000  0.805  0.840  1.0
  O  O20  1  0.500  0.617  0.023  1.0
  O  O21  1  0.500  0.113  0.476  1.0
  O  O22  1  0.000  0.384  0.975  1.0
  O  O23  1  0.000  0.883  0.520  1.0
  O  O24  1  0.500  0.918  0.070  1.0
  O  O25  1  0.500  0.417  0.430  1.0
  O  O26  1  0.000  0.085  0.931  1.0
  O  O27  1  0.000  0.582  0.567  1.0
[/CIF]
.