BaSrPrCoO6 crystallizes in the triclinic P-1 space group. Ba(1) is bonded to two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form distorted BaO12 cuboctahedra that share corners with four equivalent Ba(1)O12 cuboctahedra, corners with eight equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Pr(1)O6 octahedra, faces with two equivalent Pr(2)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(2)O6 octahedra. Sr(1) is bonded to two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form distorted SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with four equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Pr(1)O6 octahedra, faces with two equivalent Pr(2)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(2)O6 octahedra. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form PrO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with four equivalent Co(1)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. In the second Pr site, Pr(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form PrO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with four equivalent Co(2)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Pr(2)O6 octahedra, corners with four equivalent Pr(1)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. In the second Co site, Co(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Pr(1)O6 octahedra, corners with four equivalent Pr(2)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(1), and one Co(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(2), and one Co(2) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(1), and one Co(1) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(2), and one Co(2) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(1), and one Co(2) atom. In the sixth O site, O(6) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(2), and one Co(1) atom.
BaSrPrCoO6 crystallizes in the triclinic P-1 space group. Ba(1) is bonded to two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form distorted BaO12 cuboctahedra that share corners with four equivalent Ba(1)O12 cuboctahedra, corners with eight equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Pr(1)O6 octahedra, faces with two equivalent Pr(2)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(2)O6 octahedra. There is one shorter (2.86 Å) and one longer (2.99 Å) Ba(1)-O(1) bond length. There is one shorter (2.97 Å) and one longer (3.13 Å) Ba(1)-O(2) bond length. There is one shorter (2.96 Å) and one longer (3.12 Å) Ba(1)-O(3) bond length. There is one shorter (2.87 Å) and one longer (3.00 Å) Ba(1)-O(4) bond length. There is one shorter (2.83 Å) and one longer (3.09 Å) Ba(1)-O(5) bond length. There is one shorter (2.94 Å) and one longer (2.98 Å) Ba(1)-O(6) bond length. Sr(1) is bonded to two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form distorted SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with four equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Pr(1)O6 octahedra, faces with two equivalent Pr(2)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(2)O6 octahedra. There is one shorter (2.96 Å) and one longer (3.11 Å) Sr(1)-O(1) bond length. There is one shorter (2.82 Å) and one longer (2.93 Å) Sr(1)-O(2) bond length. There is one shorter (2.82 Å) and one longer (2.95 Å) Sr(1)-O(3) bond length. There is one shorter (2.95 Å) and one longer (3.11 Å) Sr(1)-O(4) bond length. There is one shorter (2.93 Å) and one longer (2.99 Å) Sr(1)-O(5) bond length. There is one shorter (2.80 Å) and one longer (3.12 Å) Sr(1)-O(6) bond length. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form PrO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with four equivalent Co(1)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. Both Pr(1)-O(1) bond lengths are 2.30 Å. Both Pr(1)-O(3) bond lengths are 2.31 Å. Both Pr(1)-O(5) bond lengths are 2.31 Å. In the second Pr site, Pr(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form PrO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with four equivalent Co(2)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. Both Pr(2)-O(2) bond lengths are 2.30 Å. Both Pr(2)-O(4) bond lengths are 2.32 Å. Both Pr(2)-O(6) bond lengths are 2.32 Å. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Pr(2)O6 octahedra, corners with four equivalent Pr(1)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. Both Co(1)-O(1) bond lengths are 1.85 Å. Both Co(1)-O(3) bond lengths are 1.89 Å. Both Co(1)-O(6) bond lengths are 1.90 Å. In the second Co site, Co(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Pr(1)O6 octahedra, corners with four equivalent Pr(2)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 7-9°. Both Co(2)-O(2) bond lengths are 1.91 Å. Both Co(2)-O(4) bond lengths are 1.84 Å. Both Co(2)-O(5) bond lengths are 1.90 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(1), and one Co(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(2), and one Co(2) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(1), and one Co(1) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(2), and one Co(2) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(1), and one Co(2) atom. In the sixth O site, O(6) is bonded in a 2-coordinate geometry to two equivalent Ba(1), two equivalent Sr(1), one Pr(2), and one Co(1) atom.