SrMn2BiO6 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to one O(10), one O(3), one O(4), one O(7), one O(8), one O(9), two equivalent O(1), two equivalent O(11), and two equivalent O(5) atoms. In the second Sr site, Sr(2) is bonded to one O(10), one O(3), one O(4), one O(7), one O(8), one O(9), two equivalent O(12), two equivalent O(2), and two equivalent O(6) atoms to form distorted SrO12 cuboctahedra that share corners with six equivalent Sr(2)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(4)O6 octahedra, faces with three equivalent Mn(2)O6 octahedra, and faces with three equivalent Mn(3)O6 octahedra. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom to form MnO6 octahedra that share corners with three equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and  a faceface with one Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 9-22°. In the second Mn site, Mn(2) is bonded to one O(12), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form MnO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra, and faces with three equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 9-22°. In the third Mn site, Mn(3) is bonded to one O(10), one O(12), one O(2), one O(4), one O(6), and one O(8) atom to form MnO6 octahedra that share corners with three equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and faces with three equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-20°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(10), one O(11), one O(4), one O(5), and one O(8) atom to form MnO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra, and  a faceface with one Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-22°. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom. In the second Bi site, Bi(2) is bonded in a 6-coordinate geometry to one O(10), one O(12), one O(2), one O(4), one O(6), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Sr(1), one Mn(1), one Mn(4), and one Bi(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to two equivalent Sr(2), one Mn(2), one Mn(3), and one Bi(2) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(1), one Mn(2), and one Bi(1) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one Sr(1), one Sr(2), one Mn(3), one Mn(4), and one Bi(2) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Mn(1), one Mn(4), and one Bi(1) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to two equivalent Sr(2), one Mn(2), one Mn(3), and one Bi(2) atom. In the seventh O site, O(7) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(1), one Mn(2), and one Bi(1) atom. In the eighth O site, O(8) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(3), one Mn(4), and one Bi(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mn(1), one Mn(2), and one Bi(1) atom. In the tenth O site, O(10) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(3), one Mn(4), and one Bi(2) atom. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Mn(1), one Mn(4), and one Bi(1) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to two equivalent Sr(2), one Mn(2), one Mn(3), and one Bi(2) atom.
SrMn2BiO6 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to one O(10), one O(3), one O(4), one O(7), one O(8), one O(9), two equivalent O(1), two equivalent O(11), and two equivalent O(5) atoms. The Sr(1)-O(10) bond length is 2.57 Å. The Sr(1)-O(3) bond length is 2.68 Å. The Sr(1)-O(4) bond length is 2.92 Å. The Sr(1)-O(7) bond length is 2.73 Å. The Sr(1)-O(8) bond length is 2.74 Å. The Sr(1)-O(9) bond length is 3.21 Å. There is one shorter (2.63 Å) and one longer (3.09 Å) Sr(1)-O(1) bond length. There is one shorter (2.66 Å) and one longer (2.90 Å) Sr(1)-O(11) bond length. There is one shorter (2.77 Å) and one longer (2.80 Å) Sr(1)-O(5) bond length. In the second Sr site, Sr(2) is bonded to one O(10), one O(3), one O(4), one O(7), one O(8), one O(9), two equivalent O(12), two equivalent O(2), and two equivalent O(6) atoms to form distorted SrO12 cuboctahedra that share corners with six equivalent Sr(2)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(4)O6 octahedra, faces with three equivalent Mn(2)O6 octahedra, and faces with three equivalent Mn(3)O6 octahedra. The Sr(2)-O(10) bond length is 2.98 Å. The Sr(2)-O(3) bond length is 2.96 Å. The Sr(2)-O(4) bond length is 2.66 Å. The Sr(2)-O(7) bond length is 2.80 Å. The Sr(2)-O(8) bond length is 2.81 Å. The Sr(2)-O(9) bond length is 2.52 Å. There is one shorter (2.64 Å) and one longer (2.93 Å) Sr(2)-O(12) bond length. There is one shorter (2.66 Å) and one longer (3.05 Å) Sr(2)-O(2) bond length. There is one shorter (2.70 Å) and one longer (2.84 Å) Sr(2)-O(6) bond length. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom to form MnO6 octahedra that share corners with three equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and  a faceface with one Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 9-22°. The Mn(1)-O(1) bond length is 1.95 Å. The Mn(1)-O(11) bond length is 1.94 Å. The Mn(1)-O(3) bond length is 2.05 Å. The Mn(1)-O(5) bond length is 2.13 Å. The Mn(1)-O(7) bond length is 2.20 Å. The Mn(1)-O(9) bond length is 1.93 Å. In the second Mn site, Mn(2) is bonded to one O(12), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form MnO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra, and faces with three equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 9-22°. The Mn(2)-O(12) bond length is 1.91 Å. The Mn(2)-O(2) bond length is 2.00 Å. The Mn(2)-O(3) bond length is 1.92 Å. The Mn(2)-O(6) bond length is 2.04 Å. The Mn(2)-O(7) bond length is 1.90 Å. The Mn(2)-O(9) bond length is 1.94 Å. In the third Mn site, Mn(3) is bonded to one O(10), one O(12), one O(2), one O(4), one O(6), and one O(8) atom to form MnO6 octahedra that share corners with three equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and faces with three equivalent Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-20°. The Mn(3)-O(10) bond length is 2.08 Å. The Mn(3)-O(12) bond length is 2.17 Å. The Mn(3)-O(2) bond length is 1.92 Å. The Mn(3)-O(4) bond length is 1.99 Å. The Mn(3)-O(6) bond length is 1.95 Å. The Mn(3)-O(8) bond length is 2.03 Å. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(10), one O(11), one O(4), one O(5), and one O(8) atom to form MnO6 octahedra that share corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra, and  a faceface with one Sr(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-22°. The Mn(4)-O(1) bond length is 1.97 Å. The Mn(4)-O(10) bond length is 1.89 Å. The Mn(4)-O(11) bond length is 2.04 Å. The Mn(4)-O(4) bond length is 1.94 Å. The Mn(4)-O(5) bond length is 1.93 Å. The Mn(4)-O(8) bond length is 1.97 Å. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom. The Bi(1)-O(1) bond length is 2.39 Å. The Bi(1)-O(11) bond length is 2.44 Å. The Bi(1)-O(3) bond length is 2.35 Å. The Bi(1)-O(5) bond length is 2.32 Å. The Bi(1)-O(7) bond length is 2.37 Å. The Bi(1)-O(9) bond length is 2.61 Å. In the second Bi site, Bi(2) is bonded in a 6-coordinate geometry to one O(10), one O(12), one O(2), one O(4), one O(6), and one O(8) atom. The Bi(2)-O(10) bond length is 2.53 Å. The Bi(2)-O(12) bond length is 2.29 Å. The Bi(2)-O(2) bond length is 2.41 Å. The Bi(2)-O(4) bond length is 2.42 Å. The Bi(2)-O(6) bond length is 2.41 Å. The Bi(2)-O(8) bond length is 2.40 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Sr(1), one Mn(1), one Mn(4), and one Bi(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to two equivalent Sr(2), one Mn(2), one Mn(3), and one Bi(2) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(1), one Mn(2), and one Bi(1) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one Sr(1), one Sr(2), one Mn(3), one Mn(4), and one Bi(2) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Mn(1), one Mn(4), and one Bi(1) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to two equivalent Sr(2), one Mn(2), one Mn(3), and one Bi(2) atom. In the seventh O site, O(7) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(1), one Mn(2), and one Bi(1) atom. In the eighth O site, O(8) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(3), one Mn(4), and one Bi(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mn(1), one Mn(2), and one Bi(1) atom. In the tenth O site, O(10) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one Mn(3), one Mn(4), and one Bi(2) atom. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to two equivalent Sr(1), one Mn(1), one Mn(4), and one Bi(1) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to two equivalent Sr(2), one Mn(2), one Mn(3), and one Bi(2) atom.