KSrLaMnO6 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 12-coordinate geometry to four equivalent O(1), 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 La(1)O6 octahedra and faces with four equivalent Mn(1)O6 octahedra. La(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form LaO6 octahedra that share corners with six equivalent Mn(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-20°. Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form MnO6 octahedra that share corners with six equivalent La(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-20°. 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(1), one Sr(2), one La(1), and one Mn(1) atom. In the second O site, O(2) is bonded in a 6-coordinate geometry to one K(1), one K(2), one Sr(1), one Sr(2), one La(1), and one Mn(1) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one K(2), one Sr(1), one Sr(2), one La(1), and one Mn(1) atom.
KSrLaMnO6 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 3.09 Å. All K(1)-O(2) bond lengths are 2.77 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 2.81 Å. All K(2)-O(2) bond lengths are 3.21 Å. All K(2)-O(3) bond lengths are 3.13 Å. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to four equivalent O(1), four equivalent O(2), and four equivalent O(3) atoms. All Sr(1)-O(1) bond lengths are 3.16 Å. All Sr(1)-O(2) bond lengths are 3.01 Å. All Sr(1)-O(3) bond lengths are 2.65 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 La(1)O6 octahedra and faces with four equivalent Mn(1)O6 octahedra. All Sr(2)-O(1) bond lengths are 2.89 Å. All Sr(2)-O(2) bond lengths are 2.99 Å. All Sr(2)-O(3) bond lengths are 2.91 Å. La(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form LaO6 octahedra that share corners with six equivalent Mn(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-20°. Both La(1)-O(1) bond lengths are 2.35 Å. Both La(1)-O(2) bond lengths are 2.35 Å. Both La(1)-O(3) bond lengths are 2.33 Å. Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form MnO6 octahedra that share corners with six equivalent La(1)O6 octahedra and faces with two equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-20°. Both Mn(1)-O(1) bond lengths are 1.91 Å. Both Mn(1)-O(2) bond lengths are 1.89 Å. Both Mn(1)-O(3) bond lengths are 1.93 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(1), one Sr(2), one La(1), and one Mn(1) atom. In the second O site, O(2) is bonded in a 6-coordinate geometry to one K(1), one K(2), one Sr(1), one Sr(2), one La(1), and one Mn(1) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one K(2), one Sr(1), one Sr(2), one La(1), and one Mn(1) atom.