The compound described by Dy4CdS7 crystallizes in the monoclinic Cm space group. There are four inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 7-coordinate geometry to one S(4), two equivalent S(2), two equivalent S(3), and two equivalent S(5) atoms. In the second Dy site, Dy(2) is bonded in a 7-coordinate geometry to one S(3), two equivalent S(1), two equivalent S(4), and two equivalent S(6) atoms. In the third Dy site, Dy(3) is bonded to one S(5), one S(6), two equivalent S(3), and two equivalent S(4) atoms to form DyS6 octahedra that share  a cornercorner with one Dy(4)S6 octahedra,  a cornercorner with one Cd(1)S6 octahedra, and edges with two equivalent Dy(3)S6 octahedra. The corner-sharing octahedral tilt angles range from 54-56°. In the fourth Dy site, Dy(4) is bonded to one S(2), one S(6), two equivalent S(1), and two equivalent S(7) atoms to form DyS6 octahedra that share  a cornercorner with one Dy(3)S6 octahedra, corners with two equivalent Cd(1)S6 octahedra, edges with two equivalent Dy(4)S6 octahedra, and edges with three equivalent Cd(1)S6 octahedra. The corner-sharing octahedral tilt angles range from 3-54°. Cd(1) is bonded to one S(1), one S(5), two equivalent S(2), and two equivalent S(7) atoms to form CdS6 octahedra that share  a cornercorner with one Dy(3)S6 octahedra, corners with two equivalent Dy(4)S6 octahedra, edges with two equivalent Cd(1)S6 octahedra, and edges with three equivalent Dy(4)S6 octahedra. The corner-sharing octahedral tilt angles range from 3-56°. There are seven inequivalent S sites. In the first S site, S(1) is bonded to two equivalent Dy(2), two equivalent Dy(4), and one Cd(1) atom to form SDy4Cd trigonal bipyramids that share  a cornercorner with one S(5)Dy3Cd tetrahedra, corners with four equivalent S(6)Dy4 tetrahedra, corners with two equivalent S(3)Dy5 trigonal bipyramids, corners with two equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(6)Dy4 tetrahedra,  an edgeedge with one S(4)Dy5 trigonal bipyramid, edges with two equivalent S(2)Dy3Cd2 trigonal bipyramids, and edges with two equivalent S(1)Dy4Cd trigonal bipyramids. In the second S site, S(2) is bonded to one Dy(4), two equivalent Dy(1), and two equivalent Cd(1) atoms to form SDy3Cd2 trigonal bipyramids that share  a cornercorner with one S(6)Dy4 tetrahedra, corners with four equivalent S(5)Dy3Cd tetrahedra, corners with two equivalent S(3)Dy5 trigonal bipyramids, corners with two equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(5)Dy3Cd tetrahedra,  an edgeedge with one S(3)Dy5 trigonal bipyramid, edges with two equivalent S(2)Dy3Cd2 trigonal bipyramids, and edges with two equivalent S(1)Dy4Cd trigonal bipyramids. In the third S site, S(3) is bonded to one Dy(2), two equivalent Dy(1), and two equivalent Dy(3) atoms to form distorted SDy5 trigonal bipyramids that share corners with four equivalent S(5)Dy3Cd tetrahedra, corners with two equivalent S(2)Dy3Cd2 trigonal bipyramids, corners with two equivalent S(1)Dy4Cd trigonal bipyramids, corners with two equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(5)Dy3Cd tetrahedra, edges with two equivalent S(6)Dy4 tetrahedra,  an edgeedge with one S(2)Dy3Cd2 trigonal bipyramid, edges with two equivalent S(3)Dy5 trigonal bipyramids, and edges with three equivalent S(4)Dy5 trigonal bipyramids. In the fourth S site, S(4) is bonded to one Dy(1), two equivalent Dy(2), and two equivalent Dy(3) atoms to form distorted SDy5 trigonal bipyramids that share corners with four equivalent S(6)Dy4 tetrahedra, corners with two equivalent S(2)Dy3Cd2 trigonal bipyramids, corners with two equivalent S(1)Dy4Cd trigonal bipyramids, corners with two equivalent S(3)Dy5 trigonal bipyramids,  an edgeedge with one S(6)Dy4 tetrahedra, edges with two equivalent S(5)Dy3Cd tetrahedra,  an edgeedge with one S(1)Dy4Cd trigonal bipyramid, edges with two equivalent S(4)Dy5 trigonal bipyramids, and edges with three equivalent S(3)Dy5 trigonal bipyramids. In the fifth S site, S(5) is bonded to one Dy(3), two equivalent Dy(1), and one Cd(1) atom to form SDy3Cd tetrahedra that share  a cornercorner with one S(6)Dy4 tetrahedra, corners with two equivalent S(5)Dy3Cd tetrahedra,  a cornercorner with one S(1)Dy4Cd trigonal bipyramid, corners with four equivalent S(2)Dy3Cd2 trigonal bipyramids, corners with four equivalent S(3)Dy5 trigonal bipyramids,  an edgeedge with one S(2)Dy3Cd2 trigonal bipyramid,  an edgeedge with one S(3)Dy5 trigonal bipyramid, and edges with two equivalent S(4)Dy5 trigonal bipyramids. In the sixth S site, S(6) is bonded to one Dy(3), one Dy(4), and two equivalent Dy(2) atoms to form SDy4 tetrahedra that share  a cornercorner with one S(5)Dy3Cd tetrahedra, corners with two equivalent S(6)Dy4 tetrahedra,  a cornercorner with one S(2)Dy3Cd2 trigonal bipyramid, corners with four equivalent S(1)Dy4Cd trigonal bipyramids, corners with four equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(1)Dy4Cd trigonal bipyramid,  an edgeedge with one S(4)Dy5 trigonal bipyramid, and edges with two equivalent S(3)Dy5 trigonal bipyramids. In the seventh S site, S(7) is bonded in a square co-planar geometry to two equivalent Dy(4) and two equivalent Cd(1) atoms. is represented by the CIF file [CIF]
data_Dy4CdS7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.653
_cell_length_b   6.653
_cell_length_c   11.596
_cell_angle_alpha   75.729
_cell_angle_beta   75.729
_cell_angle_gamma   33.545
_symmetry_Int_Tables_number   1
_cell_volume   274.033
_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
  Dy  Dy0  1  0.694  0.694  0.199  1.0
  Dy  Dy1  1  0.307  0.307  0.804  1.0
  Dy  Dy2  1  0.000  0.000  0.003  1.0
  Dy  Dy3  1  0.115  0.115  0.571  1.0
  Cd  Cd4  1  0.885  0.885  0.421  1.0
  S  S5  1  0.741  0.741  0.648  1.0
  S  S6  1  0.258  0.258  0.351  1.0
  S  S7  1  0.341  0.341  0.050  1.0
  S  S8  1  0.660  0.660  0.949  1.0
  S  S9  1  0.039  0.039  0.218  1.0
  S  S10  1  0.961  0.961  0.785  1.0
  S  S11  1  0.500  0.500  0.502  1.0
[/CIF]
.
The compound described by Dy4CdS7 crystallizes in the monoclinic Cm space group. There are four inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 7-coordinate geometry to one S(4), two equivalent S(2), two equivalent S(3), and two equivalent S(5) atoms. In the second Dy site, Dy(2) is bonded in a 7-coordinate geometry to one S(3), two equivalent S(1), two equivalent S(4), and two equivalent S(6) atoms. In the third Dy site, Dy(3) is bonded to one S(5), one S(6), two equivalent S(3), and two equivalent S(4) atoms to form DyS6 octahedra that share  a cornercorner with one Dy(4)S6 octahedra,  a cornercorner with one Cd(1)S6 octahedra, and edges with two equivalent Dy(3)S6 octahedra. The corner-sharing octahedral tilt angles range from 54-56°. In the fourth Dy site, Dy(4) is bonded to one S(2), one S(6), two equivalent S(1), and two equivalent S(7) atoms to form DyS6 octahedra that share  a cornercorner with one Dy(3)S6 octahedra, corners with two equivalent Cd(1)S6 octahedra, edges with two equivalent Dy(4)S6 octahedra, and edges with three equivalent Cd(1)S6 octahedra. The corner-sharing octahedral tilt angles range from 3-54°. Cd(1) is bonded to one S(1), one S(5), two equivalent S(2), and two equivalent S(7) atoms to form CdS6 octahedra that share  a cornercorner with one Dy(3)S6 octahedra, corners with two equivalent Dy(4)S6 octahedra, edges with two equivalent Cd(1)S6 octahedra, and edges with three equivalent Dy(4)S6 octahedra. The corner-sharing octahedral tilt angles range from 3-56°. There are seven inequivalent S sites. In the first S site, S(1) is bonded to two equivalent Dy(2), two equivalent Dy(4), and one Cd(1) atom to form SDy4Cd trigonal bipyramids that share  a cornercorner with one S(5)Dy3Cd tetrahedra, corners with four equivalent S(6)Dy4 tetrahedra, corners with two equivalent S(3)Dy5 trigonal bipyramids, corners with two equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(6)Dy4 tetrahedra,  an edgeedge with one S(4)Dy5 trigonal bipyramid, edges with two equivalent S(2)Dy3Cd2 trigonal bipyramids, and edges with two equivalent S(1)Dy4Cd trigonal bipyramids. In the second S site, S(2) is bonded to one Dy(4), two equivalent Dy(1), and two equivalent Cd(1) atoms to form SDy3Cd2 trigonal bipyramids that share  a cornercorner with one S(6)Dy4 tetrahedra, corners with four equivalent S(5)Dy3Cd tetrahedra, corners with two equivalent S(3)Dy5 trigonal bipyramids, corners with two equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(5)Dy3Cd tetrahedra,  an edgeedge with one S(3)Dy5 trigonal bipyramid, edges with two equivalent S(2)Dy3Cd2 trigonal bipyramids, and edges with two equivalent S(1)Dy4Cd trigonal bipyramids. In the third S site, S(3) is bonded to one Dy(2), two equivalent Dy(1), and two equivalent Dy(3) atoms to form distorted SDy5 trigonal bipyramids that share corners with four equivalent S(5)Dy3Cd tetrahedra, corners with two equivalent S(2)Dy3Cd2 trigonal bipyramids, corners with two equivalent S(1)Dy4Cd trigonal bipyramids, corners with two equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(5)Dy3Cd tetrahedra, edges with two equivalent S(6)Dy4 tetrahedra,  an edgeedge with one S(2)Dy3Cd2 trigonal bipyramid, edges with two equivalent S(3)Dy5 trigonal bipyramids, and edges with three equivalent S(4)Dy5 trigonal bipyramids. In the fourth S site, S(4) is bonded to one Dy(1), two equivalent Dy(2), and two equivalent Dy(3) atoms to form distorted SDy5 trigonal bipyramids that share corners with four equivalent S(6)Dy4 tetrahedra, corners with two equivalent S(2)Dy3Cd2 trigonal bipyramids, corners with two equivalent S(1)Dy4Cd trigonal bipyramids, corners with two equivalent S(3)Dy5 trigonal bipyramids,  an edgeedge with one S(6)Dy4 tetrahedra, edges with two equivalent S(5)Dy3Cd tetrahedra,  an edgeedge with one S(1)Dy4Cd trigonal bipyramid, edges with two equivalent S(4)Dy5 trigonal bipyramids, and edges with three equivalent S(3)Dy5 trigonal bipyramids. In the fifth S site, S(5) is bonded to one Dy(3), two equivalent Dy(1), and one Cd(1) atom to form SDy3Cd tetrahedra that share  a cornercorner with one S(6)Dy4 tetrahedra, corners with two equivalent S(5)Dy3Cd tetrahedra,  a cornercorner with one S(1)Dy4Cd trigonal bipyramid, corners with four equivalent S(2)Dy3Cd2 trigonal bipyramids, corners with four equivalent S(3)Dy5 trigonal bipyramids,  an edgeedge with one S(2)Dy3Cd2 trigonal bipyramid,  an edgeedge with one S(3)Dy5 trigonal bipyramid, and edges with two equivalent S(4)Dy5 trigonal bipyramids. In the sixth S site, S(6) is bonded to one Dy(3), one Dy(4), and two equivalent Dy(2) atoms to form SDy4 tetrahedra that share  a cornercorner with one S(5)Dy3Cd tetrahedra, corners with two equivalent S(6)Dy4 tetrahedra,  a cornercorner with one S(2)Dy3Cd2 trigonal bipyramid, corners with four equivalent S(1)Dy4Cd trigonal bipyramids, corners with four equivalent S(4)Dy5 trigonal bipyramids,  an edgeedge with one S(1)Dy4Cd trigonal bipyramid,  an edgeedge with one S(4)Dy5 trigonal bipyramid, and edges with two equivalent S(3)Dy5 trigonal bipyramids. In the seventh S site, S(7) is bonded in a square co-planar geometry to two equivalent Dy(4) and two equivalent Cd(1) atoms. is represented by the CIF file [CIF]
data_Dy4CdS7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.653
_cell_length_b   6.653
_cell_length_c   11.596
_cell_angle_alpha   75.729
_cell_angle_beta   75.729
_cell_angle_gamma   33.545
_symmetry_Int_Tables_number   1
_cell_volume   274.033
_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
  Dy  Dy0  1  0.694  0.694  0.199  1.0
  Dy  Dy1  1  0.307  0.307  0.804  1.0
  Dy  Dy2  1  0.000  0.000  0.003  1.0
  Dy  Dy3  1  0.115  0.115  0.571  1.0
  Cd  Cd4  1  0.885  0.885  0.421  1.0
  S  S5  1  0.741  0.741  0.648  1.0
  S  S6  1  0.258  0.258  0.351  1.0
  S  S7  1  0.341  0.341  0.050  1.0
  S  S8  1  0.660  0.660  0.949  1.0
  S  S9  1  0.039  0.039  0.218  1.0
  S  S10  1  0.961  0.961  0.785  1.0
  S  S11  1  0.500  0.500  0.502  1.0
[/CIF]
.