The crystal structure described by Cs2Pr10Ru2I17 crystallizes in the monoclinic C2/m space group. Cs(1) is bonded to two equivalent I(2), two equivalent I(3), two equivalent I(4), two equivalent I(5), and four equivalent I(1) atoms to form distorted CsI12 cuboctahedra that share corners with two equivalent Pr(2)RuI5 octahedra, corners with two equivalent Pr(4)RuI5 octahedra, corners with four equivalent Pr(3)Ru2I4 octahedra, corners with six equivalent Pr(1)RuI5 octahedra, edges with two equivalent Cs(1)I12 cuboctahedra,  a faceface with one Cs(1)I12 cuboctahedra, faces with two equivalent Pr(1)RuI5 octahedra, faces with two equivalent Pr(2)RuI5 octahedra, and faces with two equivalent Pr(4)RuI5 octahedra. The corner-sharing octahedral tilt angles range from 35-48°. There are four inequivalent Pr sites. In the first Pr site, Pr(1) is bonded to one Ru(1), one I(1), two equivalent I(2), and two equivalent I(4) atoms to form distorted PrRuI5 octahedra that share corners with three equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(1)RuI5 octahedra,  a cornercorner with one Pr(2)RuI5 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra,  an edgeedge with one Pr(4)RuI5 octahedra, edges with two equivalent Pr(3)Ru2I4 octahedra, edges with two equivalent Pr(1)RuI5 octahedra, and  a faceface with one Cs(1)I12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the second Pr site, Pr(2) is bonded to one Ru(1), one I(5), two equivalent I(2), and two equivalent I(3) atoms to form distorted PrRuI5 octahedra that share corners with two equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(3)Ru2I4 octahedra, corners with two equivalent Pr(1)RuI5 octahedra, corners with two equivalent Pr(4)RuI5 octahedra,  an edgeedge with one Pr(3)Ru2I4 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra,  an edgeedge with one Pr(4)RuI5 octahedra, edges with two equivalent Pr(1)RuI5 octahedra, and faces with two equivalent Cs(1)I12 cuboctahedra. The corner-sharing octahedral tilt angles range from 3-9°. In the third Pr site, Pr(3) is bonded to two equivalent Ru(1), one I(5), one I(6), and two equivalent I(4) atoms to form PrRu2I4 octahedra that share corners with four equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(3)Ru2I4 octahedra,  a cornercorner with one Pr(2)RuI5 octahedra,  a cornercorner with one Pr(4)RuI5 octahedra,  an edgeedge with one Pr(3)Ru2I4 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra, edges with two equivalent Pr(4)RuI5 octahedra, and edges with four equivalent Pr(1)RuI5 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the fourth Pr site, Pr(4) is bonded to one Ru(1), one I(3), one I(5), one I(6), and two equivalent I(1) atoms to form distorted PrRuI5 octahedra that share corners with two equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(3)Ru2I4 octahedra,  a cornercorner with one Pr(4)RuI5 octahedra, corners with two equivalent Pr(2)RuI5 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra, edges with two equivalent Pr(3)Ru2I4 octahedra, edges with two equivalent Pr(1)RuI5 octahedra, and faces with two equivalent Cs(1)I12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-9°. Ru(1) is bonded to one Pr(2), one Pr(4), two equivalent Pr(1), and two equivalent Pr(3) atoms to form edge-sharing RuPr6 octahedra. There are six inequivalent I sites. In the first I site, I(2) is bonded in a 3-coordinate geometry to one Cs(1), one Pr(2), and two equivalent Pr(1) atoms. In the second I site, I(3) is bonded in a distorted T-shaped geometry to two equivalent Cs(1), one Pr(4), and two equivalent Pr(2) atoms. In the third I site, I(4) is bonded in a 4-coordinate geometry to one Cs(1), one Pr(3), and two equivalent Pr(1) atoms. In the fourth I site, I(5) is bonded in a 3-coordinate geometry to two equivalent Cs(1), one Pr(2), one Pr(3), and one Pr(4) atom. In the fifth I site, I(6) is bonded in a square co-planar geometry to two equivalent Pr(3) and two equivalent Pr(4) atoms. In the sixth I site, I(1) is bonded in a 4-coordinate geometry to two equivalent Cs(1), one Pr(1), and one Pr(4) atom. is represented by the CIF card [CIF]
data_Cs2Pr10Ru2I17
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.797
_cell_length_b   11.797
_cell_length_c   10.190
_cell_angle_alpha   86.307
_cell_angle_beta   86.307
_cell_angle_gamma   107.410
_symmetry_Int_Tables_number   1
_cell_volume   1345.232
_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
  Cs  Cs0  1  0.674  0.326  0.000  1.0
  Cs  Cs1  1  0.326  0.674  0.000  1.0
  Pr  Pr2  1  0.710  0.005  0.428  1.0
  Pr  Pr3  1  0.290  0.995  0.572  1.0
  Pr  Pr4  1  0.995  0.290  0.572  1.0
  Pr  Pr5  1  0.005  0.710  0.428  1.0
  Pr  Pr6  1  0.671  0.671  0.556  1.0
  Pr  Pr7  1  0.329  0.329  0.444  1.0
  Pr  Pr8  1  0.935  0.935  0.688  1.0
  Pr  Pr9  1  0.065  0.065  0.312  1.0
  Pr  Pr10  1  0.793  0.793  0.181  1.0
  Pr  Pr11  1  0.207  0.207  0.819  1.0
  Ru  Ru12  1  0.860  0.860  0.431  1.0
  Ru  Ru13  1  0.140  0.140  0.569  1.0
  I  I14  1  0.617  0.950  0.141  1.0
  I  I15  1  0.383  0.050  0.859  1.0
  I  I16  1  0.050  0.383  0.859  1.0
  I  I17  1  0.950  0.617  0.141  1.0
  I  I18  1  0.526  0.189  0.421  1.0
  I  I19  1  0.474  0.811  0.579  1.0
  I  I20  1  0.811  0.474  0.579  1.0
  I  I21  1  0.189  0.526  0.421  1.0
  I  I22  1  0.564  0.564  0.284  1.0
  I  I23  1  0.436  0.436  0.716  1.0
  I  I24  1  0.246  0.900  0.277  1.0
  I  I25  1  0.754  0.100  0.723  1.0
  I  I26  1  0.100  0.754  0.723  1.0
  I  I27  1  0.900  0.246  0.277  1.0
  I  I28  1  0.288  0.288  0.133  1.0
  I  I29  1  0.712  0.712  0.867  1.0
  I  I30  1  0.000  0.000  0.000  1.0
[/CIF]
.
The crystal structure described by Cs2Pr10Ru2I17 crystallizes in the monoclinic C2/m space group. Cs(1) is bonded to two equivalent I(2), two equivalent I(3), two equivalent I(4), two equivalent I(5), and four equivalent I(1) atoms to form distorted CsI12 cuboctahedra that share corners with two equivalent Pr(2)RuI5 octahedra, corners with two equivalent Pr(4)RuI5 octahedra, corners with four equivalent Pr(3)Ru2I4 octahedra, corners with six equivalent Pr(1)RuI5 octahedra, edges with two equivalent Cs(1)I12 cuboctahedra,  a faceface with one Cs(1)I12 cuboctahedra, faces with two equivalent Pr(1)RuI5 octahedra, faces with two equivalent Pr(2)RuI5 octahedra, and faces with two equivalent Pr(4)RuI5 octahedra. The corner-sharing octahedral tilt angles range from 35-48°. There are four inequivalent Pr sites. In the first Pr site, Pr(1) is bonded to one Ru(1), one I(1), two equivalent I(2), and two equivalent I(4) atoms to form distorted PrRuI5 octahedra that share corners with three equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(1)RuI5 octahedra,  a cornercorner with one Pr(2)RuI5 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra,  an edgeedge with one Pr(4)RuI5 octahedra, edges with two equivalent Pr(3)Ru2I4 octahedra, edges with two equivalent Pr(1)RuI5 octahedra, and  a faceface with one Cs(1)I12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the second Pr site, Pr(2) is bonded to one Ru(1), one I(5), two equivalent I(2), and two equivalent I(3) atoms to form distorted PrRuI5 octahedra that share corners with two equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(3)Ru2I4 octahedra, corners with two equivalent Pr(1)RuI5 octahedra, corners with two equivalent Pr(4)RuI5 octahedra,  an edgeedge with one Pr(3)Ru2I4 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra,  an edgeedge with one Pr(4)RuI5 octahedra, edges with two equivalent Pr(1)RuI5 octahedra, and faces with two equivalent Cs(1)I12 cuboctahedra. The corner-sharing octahedral tilt angles range from 3-9°. In the third Pr site, Pr(3) is bonded to two equivalent Ru(1), one I(5), one I(6), and two equivalent I(4) atoms to form PrRu2I4 octahedra that share corners with four equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(3)Ru2I4 octahedra,  a cornercorner with one Pr(2)RuI5 octahedra,  a cornercorner with one Pr(4)RuI5 octahedra,  an edgeedge with one Pr(3)Ru2I4 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra, edges with two equivalent Pr(4)RuI5 octahedra, and edges with four equivalent Pr(1)RuI5 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the fourth Pr site, Pr(4) is bonded to one Ru(1), one I(3), one I(5), one I(6), and two equivalent I(1) atoms to form distorted PrRuI5 octahedra that share corners with two equivalent Cs(1)I12 cuboctahedra,  a cornercorner with one Pr(3)Ru2I4 octahedra,  a cornercorner with one Pr(4)RuI5 octahedra, corners with two equivalent Pr(2)RuI5 octahedra,  an edgeedge with one Pr(2)RuI5 octahedra, edges with two equivalent Pr(3)Ru2I4 octahedra, edges with two equivalent Pr(1)RuI5 octahedra, and faces with two equivalent Cs(1)I12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-9°. Ru(1) is bonded to one Pr(2), one Pr(4), two equivalent Pr(1), and two equivalent Pr(3) atoms to form edge-sharing RuPr6 octahedra. There are six inequivalent I sites. In the first I site, I(2) is bonded in a 3-coordinate geometry to one Cs(1), one Pr(2), and two equivalent Pr(1) atoms. In the second I site, I(3) is bonded in a distorted T-shaped geometry to two equivalent Cs(1), one Pr(4), and two equivalent Pr(2) atoms. In the third I site, I(4) is bonded in a 4-coordinate geometry to one Cs(1), one Pr(3), and two equivalent Pr(1) atoms. In the fourth I site, I(5) is bonded in a 3-coordinate geometry to two equivalent Cs(1), one Pr(2), one Pr(3), and one Pr(4) atom. In the fifth I site, I(6) is bonded in a square co-planar geometry to two equivalent Pr(3) and two equivalent Pr(4) atoms. In the sixth I site, I(1) is bonded in a 4-coordinate geometry to two equivalent Cs(1), one Pr(1), and one Pr(4) atom. is represented by the CIF card [CIF]
data_Cs2Pr10Ru2I17
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.797
_cell_length_b   11.797
_cell_length_c   10.190
_cell_angle_alpha   86.307
_cell_angle_beta   86.307
_cell_angle_gamma   107.410
_symmetry_Int_Tables_number   1
_cell_volume   1345.232
_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
  Cs  Cs0  1  0.674  0.326  0.000  1.0
  Cs  Cs1  1  0.326  0.674  0.000  1.0
  Pr  Pr2  1  0.710  0.005  0.428  1.0
  Pr  Pr3  1  0.290  0.995  0.572  1.0
  Pr  Pr4  1  0.995  0.290  0.572  1.0
  Pr  Pr5  1  0.005  0.710  0.428  1.0
  Pr  Pr6  1  0.671  0.671  0.556  1.0
  Pr  Pr7  1  0.329  0.329  0.444  1.0
  Pr  Pr8  1  0.935  0.935  0.688  1.0
  Pr  Pr9  1  0.065  0.065  0.312  1.0
  Pr  Pr10  1  0.793  0.793  0.181  1.0
  Pr  Pr11  1  0.207  0.207  0.819  1.0
  Ru  Ru12  1  0.860  0.860  0.431  1.0
  Ru  Ru13  1  0.140  0.140  0.569  1.0
  I  I14  1  0.617  0.950  0.141  1.0
  I  I15  1  0.383  0.050  0.859  1.0
  I  I16  1  0.050  0.383  0.859  1.0
  I  I17  1  0.950  0.617  0.141  1.0
  I  I18  1  0.526  0.189  0.421  1.0
  I  I19  1  0.474  0.811  0.579  1.0
  I  I20  1  0.811  0.474  0.579  1.0
  I  I21  1  0.189  0.526  0.421  1.0
  I  I22  1  0.564  0.564  0.284  1.0
  I  I23  1  0.436  0.436  0.716  1.0
  I  I24  1  0.246  0.900  0.277  1.0
  I  I25  1  0.754  0.100  0.723  1.0
  I  I26  1  0.100  0.754  0.723  1.0
  I  I27  1  0.900  0.246  0.277  1.0
  I  I28  1  0.288  0.288  0.133  1.0
  I  I29  1  0.712  0.712  0.867  1.0
  I  I30  1  0.000  0.000  0.000  1.0
[/CIF]
.