KSrPrNbO6 is Orthorhombic Perovskite-derived structured and crystallizes in the orthorhombic Pnnn space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to four equivalent O(1) and four equivalent O(2) atoms. In the second K site, K(2) is bonded in a 12-coordinate geometry to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 8-coordinate geometry to four equivalent O(2) and four equivalent O(3) atoms. In the second Sr site, Sr(2) is bonded to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms to form SrO12 cuboctahedra that share faces with four equivalent Pr(1)O6 octahedra and faces with four equivalent Nb(1)O6 octahedra. Pr(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form PrO6 octahedra that share corners with six equivalent Nb(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 13-20°. Nb(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form NbO6 octahedra that share corners with six equivalent Pr(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 13-20°. There are three inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one K(1), one K(2), one Sr(2), one Pr(1), and one Nb(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one K(1), one K(2), one Sr(1), one Sr(2), one Pr(1), and one Nb(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one K(2), one Sr(1), one Sr(2), one Pr(1), and one Nb(1) atom.
KSrPrNbO6 is Orthorhombic Perovskite-derived structured and crystallizes in the orthorhombic Pnnn space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to four equivalent O(1) and four equivalent O(2) atoms. All K(1)-O(1) bond lengths are 3.16 Å. All K(1)-O(2) bond lengths are 2.82 Å. In the second K site, K(2) is bonded in a 12-coordinate geometry to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms. All K(2)-O(1) bond lengths are 2.85 Å. All K(2)-O(2) bond lengths are 3.33 Å. All K(2)-O(3) bond lengths are 3.19 Å. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 8-coordinate geometry to four equivalent O(2) and four equivalent O(3) atoms. All Sr(1)-O(2) bond lengths are 3.10 Å. All Sr(1)-O(3) bond lengths are 2.71 Å. In the second Sr site, Sr(2) is bonded to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms to form SrO12 cuboctahedra that share faces with four equivalent Pr(1)O6 octahedra and faces with four equivalent Nb(1)O6 octahedra. All Sr(2)-O(1) bond lengths are 2.99 Å. All Sr(2)-O(2) bond lengths are 3.07 Å. All Sr(2)-O(3) bond lengths are 3.00 Å. Pr(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form PrO6 octahedra that share corners with six equivalent Nb(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 13-20°. Both Pr(1)-O(1) bond lengths are 2.36 Å. Both Pr(1)-O(2) bond lengths are 2.35 Å. Both Pr(1)-O(3) bond lengths are 2.36 Å. Nb(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form NbO6 octahedra that share corners with six equivalent Pr(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 13-20°. Both Nb(1)-O(1) bond lengths are 2.02 Å. Both Nb(1)-O(2) bond lengths are 2.01 Å. Both Nb(1)-O(3) bond lengths are 2.04 Å. There are three inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one K(1), one K(2), one Sr(2), one Pr(1), and one Nb(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one K(1), one K(2), one Sr(1), one Sr(2), one Pr(1), and one Nb(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one K(2), one Sr(1), one Sr(2), one Pr(1), and one Nb(1) atom.