The structure described by Ba4Nd2Cd3Se10 crystallizes in the orthorhombic Cmc2_1 space group. There are four inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 8-coordinate geometry to one Se(1), one Se(5), two equivalent Se(6), two equivalent Se(8), and two equivalent Se(9) atoms. In the second Ba site, Ba(2) is bonded in a 7-coordinate geometry to one Se(2), two equivalent Se(10), two equivalent Se(7), and two equivalent Se(8) atoms. In the third Ba site, Ba(3) is bonded to one Se(10), two equivalent Se(2), two equivalent Se(4), and two equivalent Se(7) atoms to form distorted BaSe7 pentagonal bipyramids that share corners with two equivalent Nd(2)Se6 octahedra, corners with two equivalent Cd(1)Se4 tetrahedra, corners with three equivalent Cd(3)Se4 tetrahedra, corners with two equivalent Cd(2)Se4 trigonal pyramids,  an edgeedge with one Nd(2)Se6 octahedra, edges with two equivalent Nd(1)Se6 octahedra,  an edgeedge with one Cd(2)Se4 trigonal pyramid, and faces with two equivalent Ba(3)Se7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 22°. In the fourth Ba site, Ba(4) is bonded in a 8-coordinate geometry to one Se(5), one Se(9), two equivalent Se(1), two equivalent Se(3), and two equivalent Se(6) atoms. There are two inequivalent Nd sites. In the first Nd site, Nd(1) is bonded to one Se(3), one Se(4), two equivalent Se(10), and two equivalent Se(9) atoms to form NdSe6 octahedra that share edges with two equivalent Nd(1)Se6 octahedra, edges with two equivalent Ba(3)Se7 pentagonal bipyramids, edges with two equivalent Cd(3)Se4 tetrahedra, and edges with two equivalent Cd(2)Se4 trigonal pyramids. In the second Nd site, Nd(2) is bonded to one Se(5), one Se(8), two equivalent Se(1), and two equivalent Se(2) atoms to form NdSe6 octahedra that share corners with two equivalent Ba(3)Se7 pentagonal bipyramids, corners with three equivalent Cd(1)Se4 tetrahedra, edges with two equivalent Nd(2)Se6 octahedra, and  an edgeedge with one Ba(3)Se7 pentagonal bipyramid. There are three inequivalent Cd sites. In the first Cd site, Cd(1) is bonded to one Se(7), one Se(8), and two equivalent Se(5) atoms to form CdSe4 tetrahedra that share corners with three equivalent Nd(2)Se6 octahedra, corners with two equivalent Ba(3)Se7 pentagonal bipyramids,  a cornercorner with one Cd(3)Se4 tetrahedra, and corners with two equivalent Cd(1)Se4 tetrahedra. The corner-sharing octahedral tilt angles range from 6-73°. In the second Cd site, Cd(2) is bonded to one Se(6), one Se(9), and two equivalent Se(4) atoms to form distorted CdSe4 trigonal pyramids that share corners with two equivalent Ba(3)Se7 pentagonal bipyramids, corners with two equivalent Cd(2)Se4 trigonal pyramids, edges with two equivalent Nd(1)Se6 octahedra, and  an edgeedge with one Ba(3)Se7 pentagonal bipyramid. In the third Cd site, Cd(3) is bonded to one Se(10), one Se(7), and two equivalent Se(3) atoms to form distorted CdSe4 tetrahedra that share corners with three equivalent Ba(3)Se7 pentagonal bipyramids,  a cornercorner with one Cd(1)Se4 tetrahedra, corners with two equivalent Cd(3)Se4 tetrahedra, and edges with two equivalent Nd(1)Se6 octahedra. There are ten inequivalent Se sites. In the first Se site, Se(1) is bonded to one Ba(1), two equivalent Ba(4), and two equivalent Nd(2) atoms to form distorted SeBa3Nd2 trigonal bipyramids that share corners with two equivalent Se(3)Ba2NdCd2 square pyramids, corners with four equivalent Se(6)Ba4Cd square pyramids, corners with two equivalent Se(2)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(3)Ba2NdCd2 square pyramid,  an edgeedge with one Se(6)Ba4Cd square pyramid,  an edgeedge with one Se(2)Ba3Nd2 trigonal bipyramid, and edges with two equivalent Se(1)Ba3Nd2 trigonal bipyramids. In the second Se site, Se(2) is bonded to one Ba(2), two equivalent Ba(3), and two equivalent Nd(2) atoms to form SeBa3Nd2 trigonal bipyramids that share corners with four equivalent Se(7)Ba4Cd2 octahedra, corners with two equivalent Se(4)Ba2NdCd2 square pyramids, corners with two equivalent Se(1)Ba3Nd2 trigonal bipyramids,  an edgeedge with one Se(7)Ba4Cd2 octahedra, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(4)Ba2NdCd2 square pyramid,  an edgeedge with one Se(1)Ba3Nd2 trigonal bipyramid, and edges with two equivalent Se(2)Ba3Nd2 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 40-50°. In the third Se site, Se(3) is bonded to two equivalent Ba(4), one Nd(1), and two equivalent Cd(3) atoms to form distorted SeBa2NdCd2 square pyramids that share corners with two equivalent Se(7)Ba4Cd2 octahedra,  a cornercorner with one Se(4)Ba2NdCd2 square pyramid, corners with two equivalent Se(6)Ba4Cd square pyramids, corners with two equivalent Se(1)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(9)Ba3Nd2Cd octahedra,  an edgeedge with one Se(6)Ba4Cd square pyramid, edges with two equivalent Se(3)Ba2NdCd2 square pyramids, and  an edgeedge with one Se(1)Ba3Nd2 trigonal bipyramid. The corner-sharing octahedral tilt angles are 60°. In the fourth Se site, Se(4) is bonded to two equivalent Ba(3), one Nd(1), and two equivalent Cd(2) atoms to form distorted SeBa2NdCd2 square pyramids that share corners with two equivalent Se(7)Ba4Cd2 octahedra,  a cornercorner with one Se(3)Ba2NdCd2 square pyramid, corners with two equivalent Se(6)Ba4Cd square pyramids, corners with two equivalent Se(2)Ba3Nd2 trigonal bipyramids,  an edgeedge with one Se(7)Ba4Cd2 octahedra, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(4)Ba2NdCd2 square pyramids, and  an edgeedge with one Se(2)Ba3Nd2 trigonal bipyramid. The corner-sharing octahedral tilt angles are 53°. In the fifth Se site, Se(5) is bonded in a distorted trigonal non-coplanar geometry to one Ba(1), one Ba(4), one Nd(2), and two equivalent Cd(1) atoms. In the sixth Se site, Se(6) is bonded to two equivalent Ba(1), two equivalent Ba(4), and one Cd(2) atom to form SeBa4Cd square pyramids that share corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(9)Ba3Nd2Cd octahedra, corners with two equivalent Se(3)Ba2NdCd2 square pyramids, corners with two equivalent Se(4)Ba2NdCd2 square pyramids, corners with four equivalent Se(1)Ba3Nd2 trigonal bipyramids,  an edgeedge with one Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(3)Ba2NdCd2 square pyramid, edges with two equivalent Se(6)Ba4Cd square pyramids,  an edgeedge with one Se(1)Ba3Nd2 trigonal bipyramid, and  a faceface with one Se(9)Ba3Nd2Cd octahedra. The corner-sharing octahedral tilt angles range from 41-63°. In the seventh Se site, Se(7) is bonded to two equivalent Ba(2), two equivalent Ba(3), one Cd(1), and one Cd(3) atom to form distorted SeBa4Cd2 octahedra that share corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(10)Ba3Nd2Cd octahedra, corners with two equivalent Se(3)Ba2NdCd2 square pyramids, corners with two equivalent Se(4)Ba2NdCd2 square pyramids, corners with four equivalent Se(2)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(7)Ba4Cd2 octahedra,  an edgeedge with one Se(4)Ba2NdCd2 square pyramid,  an edgeedge with one Se(2)Ba3Nd2 trigonal bipyramid,  a faceface with one Se(10)Ba3Nd2Cd octahedra, and  a faceface with one Se(8)Ba4NdCd octahedra. The corner-sharing octahedral tilt angles range from 41-58°. In the eighth Se site, Se(8) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Nd(2), and one Cd(1) atom to form SeBa4NdCd octahedra that share corners with two equivalent Se(10)Ba3Nd2Cd octahedra, corners with two equivalent Se(9)Ba3Nd2Cd octahedra, corners with two equivalent Se(7)Ba4Cd2 octahedra, corners with two equivalent Se(6)Ba4Cd square pyramids,  an edgeedge with one Se(10)Ba3Nd2Cd octahedra,  an edgeedge with one Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(6)Ba4Cd square pyramid, edges with two equivalent Se(1)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(2)Ba3Nd2 trigonal bipyramids, and  a faceface with one Se(7)Ba4Cd2 octahedra. The corner-sharing octahedral tilt angles range from 22-53°. In the ninth Se site, Se(9) is bonded to one Ba(4), two equivalent Ba(1), two equivalent Nd(1), and one Cd(2) atom to form distorted SeBa3Nd2Cd octahedra that share corners with two equivalent Se(10)Ba3Nd2Cd octahedra, corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(6)Ba4Cd square pyramids,  an edgeedge with one Se(10)Ba3Nd2Cd octahedra,  an edgeedge with one Se(8)Ba4NdCd octahedra, edges with two equivalent Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(3)Ba2NdCd2 square pyramids, edges with two equivalent Se(4)Ba2NdCd2 square pyramids, edges with two equivalent Se(1)Ba3Nd2 trigonal bipyramids, and  a faceface with one Se(6)Ba4Cd square pyramid. The corner-sharing octahedral tilt angles range from 2-31°. In the tenth Se site, Se(10) is bonded to one Ba(3), two equivalent Ba(2), two equivalent Nd(1), and one Cd(3) atom to form SeBa3Nd2Cd octahedra that share corners with two equivalent Se(9)Ba3Nd2Cd octahedra, corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(7)Ba4Cd2 octahedra,  an edgeedge with one Se(9)Ba3Nd2Cd octahedra,  an edgeedge with one Se(8)Ba4NdCd octahedra, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(3)Ba2NdCd2 square pyramids, edges with two equivalent Se(4)Ba2NdCd2 square pyramids, edges with two equivalent Se(2)Ba3Nd2 trigonal bipyramids, and  a faceface with one Se(7)Ba4Cd2 octahedra. The corner-sharing octahedral tilt angles range from 2-58°. is represented by the CIF file [CIF]
data_Ba4Nd2Cd3Se10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.849
_cell_length_b   9.849
_cell_length_c   28.055
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   154.171
_symmetry_Int_Tables_number   1
_cell_volume   1185.659
_cell_formula_units_Z   2
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
  Ba  Ba0  1  0.594  0.406  0.339  1.0
  Ba  Ba1  1  0.406  0.594  0.839  1.0
  Ba  Ba2  1  0.575  0.425  0.158  1.0
  Ba  Ba3  1  0.425  0.575  0.658  1.0
  Ba  Ba4  1  0.166  0.834  0.610  1.0
  Ba  Ba5  1  0.834  0.166  0.110  1.0
  Ba  Ba6  1  0.166  0.834  0.892  1.0
  Ba  Ba7  1  0.834  0.166  0.392  1.0
  Nd  Nd8  1  0.503  0.497  0.500  1.0
  Nd  Nd9  1  0.497  0.503  1.000  1.0
  Nd  Nd10  1  0.082  0.918  0.754  1.0
  Nd  Nd11  1  0.918  0.082  0.254  1.0
  Cd  Cd12  1  0.215  0.785  0.231  1.0
  Cd  Cd13  1  0.785  0.215  0.731  1.0
  Cd  Cd14  1  0.156  0.844  0.461  1.0
  Cd  Cd15  1  0.844  0.156  0.961  1.0
  Cd  Cd16  1  0.148  0.852  0.045  1.0
  Cd  Cd17  1  0.852  0.148  0.545  1.0
  Se  Se18  1  0.421  0.579  0.325  1.0
  Se  Se19  1  0.579  0.421  0.825  1.0
  Se  Se20  1  0.407  0.593  0.182  1.0
  Se  Se21  1  0.593  0.407  0.682  1.0
  Se  Se22  1  0.346  0.654  0.490  1.0
  Se  Se23  1  0.654  0.346  0.990  1.0
  Se  Se24  1  0.344  0.656  0.018  1.0
  Se  Se25  1  0.656  0.344  0.518  1.0
  Se  Se26  1  0.237  0.763  0.769  1.0
  Se  Se27  1  0.763  0.237  0.269  1.0
  Se  Se28  1  0.210  0.790  0.377  1.0
  Se  Se29  1  0.790  0.210  0.877  1.0
  Se  Se30  1  0.207  0.793  0.132  1.0
  Se  Se31  1  0.793  0.207  0.632  1.0
  Se  Se32  1  0.072  0.928  0.248  1.0
  Se  Se33  1  0.928  0.072  0.748  1.0
  Se  Se34  1  0.015  0.985  0.430  1.0
  Se  Se35  1  0.985  0.015  0.930  1.0
  Se  Se36  1  0.990  0.010  0.574  1.0
  Se  Se37  1  0.010  0.990  0.074  1.0
[/CIF]
.
The structure described by Ba4Nd2Cd3Se10 crystallizes in the orthorhombic Cmc2_1 space group. There are four inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 8-coordinate geometry to one Se(1), one Se(5), two equivalent Se(6), two equivalent Se(8), and two equivalent Se(9) atoms. In the second Ba site, Ba(2) is bonded in a 7-coordinate geometry to one Se(2), two equivalent Se(10), two equivalent Se(7), and two equivalent Se(8) atoms. In the third Ba site, Ba(3) is bonded to one Se(10), two equivalent Se(2), two equivalent Se(4), and two equivalent Se(7) atoms to form distorted BaSe7 pentagonal bipyramids that share corners with two equivalent Nd(2)Se6 octahedra, corners with two equivalent Cd(1)Se4 tetrahedra, corners with three equivalent Cd(3)Se4 tetrahedra, corners with two equivalent Cd(2)Se4 trigonal pyramids,  an edgeedge with one Nd(2)Se6 octahedra, edges with two equivalent Nd(1)Se6 octahedra,  an edgeedge with one Cd(2)Se4 trigonal pyramid, and faces with two equivalent Ba(3)Se7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 22°. In the fourth Ba site, Ba(4) is bonded in a 8-coordinate geometry to one Se(5), one Se(9), two equivalent Se(1), two equivalent Se(3), and two equivalent Se(6) atoms. There are two inequivalent Nd sites. In the first Nd site, Nd(1) is bonded to one Se(3), one Se(4), two equivalent Se(10), and two equivalent Se(9) atoms to form NdSe6 octahedra that share edges with two equivalent Nd(1)Se6 octahedra, edges with two equivalent Ba(3)Se7 pentagonal bipyramids, edges with two equivalent Cd(3)Se4 tetrahedra, and edges with two equivalent Cd(2)Se4 trigonal pyramids. In the second Nd site, Nd(2) is bonded to one Se(5), one Se(8), two equivalent Se(1), and two equivalent Se(2) atoms to form NdSe6 octahedra that share corners with two equivalent Ba(3)Se7 pentagonal bipyramids, corners with three equivalent Cd(1)Se4 tetrahedra, edges with two equivalent Nd(2)Se6 octahedra, and  an edgeedge with one Ba(3)Se7 pentagonal bipyramid. There are three inequivalent Cd sites. In the first Cd site, Cd(1) is bonded to one Se(7), one Se(8), and two equivalent Se(5) atoms to form CdSe4 tetrahedra that share corners with three equivalent Nd(2)Se6 octahedra, corners with two equivalent Ba(3)Se7 pentagonal bipyramids,  a cornercorner with one Cd(3)Se4 tetrahedra, and corners with two equivalent Cd(1)Se4 tetrahedra. The corner-sharing octahedral tilt angles range from 6-73°. In the second Cd site, Cd(2) is bonded to one Se(6), one Se(9), and two equivalent Se(4) atoms to form distorted CdSe4 trigonal pyramids that share corners with two equivalent Ba(3)Se7 pentagonal bipyramids, corners with two equivalent Cd(2)Se4 trigonal pyramids, edges with two equivalent Nd(1)Se6 octahedra, and  an edgeedge with one Ba(3)Se7 pentagonal bipyramid. In the third Cd site, Cd(3) is bonded to one Se(10), one Se(7), and two equivalent Se(3) atoms to form distorted CdSe4 tetrahedra that share corners with three equivalent Ba(3)Se7 pentagonal bipyramids,  a cornercorner with one Cd(1)Se4 tetrahedra, corners with two equivalent Cd(3)Se4 tetrahedra, and edges with two equivalent Nd(1)Se6 octahedra. There are ten inequivalent Se sites. In the first Se site, Se(1) is bonded to one Ba(1), two equivalent Ba(4), and two equivalent Nd(2) atoms to form distorted SeBa3Nd2 trigonal bipyramids that share corners with two equivalent Se(3)Ba2NdCd2 square pyramids, corners with four equivalent Se(6)Ba4Cd square pyramids, corners with two equivalent Se(2)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(3)Ba2NdCd2 square pyramid,  an edgeedge with one Se(6)Ba4Cd square pyramid,  an edgeedge with one Se(2)Ba3Nd2 trigonal bipyramid, and edges with two equivalent Se(1)Ba3Nd2 trigonal bipyramids. In the second Se site, Se(2) is bonded to one Ba(2), two equivalent Ba(3), and two equivalent Nd(2) atoms to form SeBa3Nd2 trigonal bipyramids that share corners with four equivalent Se(7)Ba4Cd2 octahedra, corners with two equivalent Se(4)Ba2NdCd2 square pyramids, corners with two equivalent Se(1)Ba3Nd2 trigonal bipyramids,  an edgeedge with one Se(7)Ba4Cd2 octahedra, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(4)Ba2NdCd2 square pyramid,  an edgeedge with one Se(1)Ba3Nd2 trigonal bipyramid, and edges with two equivalent Se(2)Ba3Nd2 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 40-50°. In the third Se site, Se(3) is bonded to two equivalent Ba(4), one Nd(1), and two equivalent Cd(3) atoms to form distorted SeBa2NdCd2 square pyramids that share corners with two equivalent Se(7)Ba4Cd2 octahedra,  a cornercorner with one Se(4)Ba2NdCd2 square pyramid, corners with two equivalent Se(6)Ba4Cd square pyramids, corners with two equivalent Se(1)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(9)Ba3Nd2Cd octahedra,  an edgeedge with one Se(6)Ba4Cd square pyramid, edges with two equivalent Se(3)Ba2NdCd2 square pyramids, and  an edgeedge with one Se(1)Ba3Nd2 trigonal bipyramid. The corner-sharing octahedral tilt angles are 60°. In the fourth Se site, Se(4) is bonded to two equivalent Ba(3), one Nd(1), and two equivalent Cd(2) atoms to form distorted SeBa2NdCd2 square pyramids that share corners with two equivalent Se(7)Ba4Cd2 octahedra,  a cornercorner with one Se(3)Ba2NdCd2 square pyramid, corners with two equivalent Se(6)Ba4Cd square pyramids, corners with two equivalent Se(2)Ba3Nd2 trigonal bipyramids,  an edgeedge with one Se(7)Ba4Cd2 octahedra, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(4)Ba2NdCd2 square pyramids, and  an edgeedge with one Se(2)Ba3Nd2 trigonal bipyramid. The corner-sharing octahedral tilt angles are 53°. In the fifth Se site, Se(5) is bonded in a distorted trigonal non-coplanar geometry to one Ba(1), one Ba(4), one Nd(2), and two equivalent Cd(1) atoms. In the sixth Se site, Se(6) is bonded to two equivalent Ba(1), two equivalent Ba(4), and one Cd(2) atom to form SeBa4Cd square pyramids that share corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(9)Ba3Nd2Cd octahedra, corners with two equivalent Se(3)Ba2NdCd2 square pyramids, corners with two equivalent Se(4)Ba2NdCd2 square pyramids, corners with four equivalent Se(1)Ba3Nd2 trigonal bipyramids,  an edgeedge with one Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(3)Ba2NdCd2 square pyramid, edges with two equivalent Se(6)Ba4Cd square pyramids,  an edgeedge with one Se(1)Ba3Nd2 trigonal bipyramid, and  a faceface with one Se(9)Ba3Nd2Cd octahedra. The corner-sharing octahedral tilt angles range from 41-63°. In the seventh Se site, Se(7) is bonded to two equivalent Ba(2), two equivalent Ba(3), one Cd(1), and one Cd(3) atom to form distorted SeBa4Cd2 octahedra that share corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(10)Ba3Nd2Cd octahedra, corners with two equivalent Se(3)Ba2NdCd2 square pyramids, corners with two equivalent Se(4)Ba2NdCd2 square pyramids, corners with four equivalent Se(2)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(7)Ba4Cd2 octahedra,  an edgeedge with one Se(4)Ba2NdCd2 square pyramid,  an edgeedge with one Se(2)Ba3Nd2 trigonal bipyramid,  a faceface with one Se(10)Ba3Nd2Cd octahedra, and  a faceface with one Se(8)Ba4NdCd octahedra. The corner-sharing octahedral tilt angles range from 41-58°. In the eighth Se site, Se(8) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Nd(2), and one Cd(1) atom to form SeBa4NdCd octahedra that share corners with two equivalent Se(10)Ba3Nd2Cd octahedra, corners with two equivalent Se(9)Ba3Nd2Cd octahedra, corners with two equivalent Se(7)Ba4Cd2 octahedra, corners with two equivalent Se(6)Ba4Cd square pyramids,  an edgeedge with one Se(10)Ba3Nd2Cd octahedra,  an edgeedge with one Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(8)Ba4NdCd octahedra,  an edgeedge with one Se(6)Ba4Cd square pyramid, edges with two equivalent Se(1)Ba3Nd2 trigonal bipyramids, edges with two equivalent Se(2)Ba3Nd2 trigonal bipyramids, and  a faceface with one Se(7)Ba4Cd2 octahedra. The corner-sharing octahedral tilt angles range from 22-53°. In the ninth Se site, Se(9) is bonded to one Ba(4), two equivalent Ba(1), two equivalent Nd(1), and one Cd(2) atom to form distorted SeBa3Nd2Cd octahedra that share corners with two equivalent Se(10)Ba3Nd2Cd octahedra, corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(6)Ba4Cd square pyramids,  an edgeedge with one Se(10)Ba3Nd2Cd octahedra,  an edgeedge with one Se(8)Ba4NdCd octahedra, edges with two equivalent Se(9)Ba3Nd2Cd octahedra, edges with two equivalent Se(3)Ba2NdCd2 square pyramids, edges with two equivalent Se(4)Ba2NdCd2 square pyramids, edges with two equivalent Se(1)Ba3Nd2 trigonal bipyramids, and  a faceface with one Se(6)Ba4Cd square pyramid. The corner-sharing octahedral tilt angles range from 2-31°. In the tenth Se site, Se(10) is bonded to one Ba(3), two equivalent Ba(2), two equivalent Nd(1), and one Cd(3) atom to form SeBa3Nd2Cd octahedra that share corners with two equivalent Se(9)Ba3Nd2Cd octahedra, corners with two equivalent Se(8)Ba4NdCd octahedra, corners with four equivalent Se(7)Ba4Cd2 octahedra,  an edgeedge with one Se(9)Ba3Nd2Cd octahedra,  an edgeedge with one Se(8)Ba4NdCd octahedra, edges with two equivalent Se(10)Ba3Nd2Cd octahedra, edges with two equivalent Se(3)Ba2NdCd2 square pyramids, edges with two equivalent Se(4)Ba2NdCd2 square pyramids, edges with two equivalent Se(2)Ba3Nd2 trigonal bipyramids, and  a faceface with one Se(7)Ba4Cd2 octahedra. The corner-sharing octahedral tilt angles range from 2-58°. is represented by the CIF file [CIF]
data_Ba4Nd2Cd3Se10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.849
_cell_length_b   9.849
_cell_length_c   28.055
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   154.171
_symmetry_Int_Tables_number   1
_cell_volume   1185.659
_cell_formula_units_Z   2
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
  Ba  Ba0  1  0.594  0.406  0.339  1.0
  Ba  Ba1  1  0.406  0.594  0.839  1.0
  Ba  Ba2  1  0.575  0.425  0.158  1.0
  Ba  Ba3  1  0.425  0.575  0.658  1.0
  Ba  Ba4  1  0.166  0.834  0.610  1.0
  Ba  Ba5  1  0.834  0.166  0.110  1.0
  Ba  Ba6  1  0.166  0.834  0.892  1.0
  Ba  Ba7  1  0.834  0.166  0.392  1.0
  Nd  Nd8  1  0.503  0.497  0.500  1.0
  Nd  Nd9  1  0.497  0.503  1.000  1.0
  Nd  Nd10  1  0.082  0.918  0.754  1.0
  Nd  Nd11  1  0.918  0.082  0.254  1.0
  Cd  Cd12  1  0.215  0.785  0.231  1.0
  Cd  Cd13  1  0.785  0.215  0.731  1.0
  Cd  Cd14  1  0.156  0.844  0.461  1.0
  Cd  Cd15  1  0.844  0.156  0.961  1.0
  Cd  Cd16  1  0.148  0.852  0.045  1.0
  Cd  Cd17  1  0.852  0.148  0.545  1.0
  Se  Se18  1  0.421  0.579  0.325  1.0
  Se  Se19  1  0.579  0.421  0.825  1.0
  Se  Se20  1  0.407  0.593  0.182  1.0
  Se  Se21  1  0.593  0.407  0.682  1.0
  Se  Se22  1  0.346  0.654  0.490  1.0
  Se  Se23  1  0.654  0.346  0.990  1.0
  Se  Se24  1  0.344  0.656  0.018  1.0
  Se  Se25  1  0.656  0.344  0.518  1.0
  Se  Se26  1  0.237  0.763  0.769  1.0
  Se  Se27  1  0.763  0.237  0.269  1.0
  Se  Se28  1  0.210  0.790  0.377  1.0
  Se  Se29  1  0.790  0.210  0.877  1.0
  Se  Se30  1  0.207  0.793  0.132  1.0
  Se  Se31  1  0.793  0.207  0.632  1.0
  Se  Se32  1  0.072  0.928  0.248  1.0
  Se  Se33  1  0.928  0.072  0.748  1.0
  Se  Se34  1  0.015  0.985  0.430  1.0
  Se  Se35  1  0.985  0.015  0.930  1.0
  Se  Se36  1  0.990  0.010  0.574  1.0
  Se  Se37  1  0.010  0.990  0.074  1.0
[/CIF]
.