Sr2MgMnSbO6 is Aluminum carbonitride-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 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. In the second Sr site, Sr(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), and one O(6) atom. Mg(1) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form MgO4 tetrahedra that share corners with three equivalent Sb(1)O5 square pyramids and corners with two equivalent Mn(1)O4 tetrahedra. Mn(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form MnO4 tetrahedra that share corners with three equivalent Sb(1)O5 square pyramids and corners with two equivalent Mg(1)O4 tetrahedra. Sb(1) is bonded to one O(1), one O(2), one O(4), one O(5), and one O(6) atom to form distorted SbO5 square pyramids that share corners with three equivalent Mg(1)O4 tetrahedra and corners with three equivalent Mn(1)O4 tetrahedra. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mg(1), and one Sb(1) atom. In the second O site, O(2) is bonded in a distorted see-saw-like geometry to one Sr(1), one Sr(2), one Mn(1), and one Sb(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mg(1), and one Mn(1) atom. In the fourth O site, O(4) is bonded in a distorted tetrahedral geometry to one Sr(1), one Sr(2), one Mn(1), and one Sb(1) atom. In the fifth O site, O(5) is bonded in a distorted see-saw-like geometry to one Sr(1), one Mg(1), one Mn(1), and one Sb(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mg(1), and one Sb(1) atom.
Sr2MgMnSbO6 is Aluminum carbonitride-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 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Sr(1)-O(1) bond length is 2.73 Å. The Sr(1)-O(2) bond length is 2.61 Å. The Sr(1)-O(3) bond length is 2.47 Å. The Sr(1)-O(4) bond length is 2.63 Å. The Sr(1)-O(5) bond length is 2.51 Å. The Sr(1)-O(6) bond length is 2.52 Å. In the second Sr site, Sr(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), and one O(6) atom. The Sr(2)-O(1) bond length is 2.49 Å. The Sr(2)-O(2) bond length is 2.57 Å. The Sr(2)-O(3) bond length is 2.56 Å. The Sr(2)-O(4) bond length is 2.68 Å. The Sr(2)-O(6) bond length is 2.61 Å. Mg(1) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form MgO4 tetrahedra that share corners with three equivalent Sb(1)O5 square pyramids and corners with two equivalent Mn(1)O4 tetrahedra. The Mg(1)-O(1) bond length is 1.99 Å. The Mg(1)-O(3) bond length is 1.97 Å. The Mg(1)-O(5) bond length is 2.05 Å. The Mg(1)-O(6) bond length is 1.99 Å. Mn(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form MnO4 tetrahedra that share corners with three equivalent Sb(1)O5 square pyramids and corners with two equivalent Mg(1)O4 tetrahedra. The Mn(1)-O(2) bond length is 2.03 Å. The Mn(1)-O(3) bond length is 2.08 Å. The Mn(1)-O(4) bond length is 2.09 Å. The Mn(1)-O(5) bond length is 2.09 Å. Sb(1) is bonded to one O(1), one O(2), one O(4), one O(5), and one O(6) atom to form distorted SbO5 square pyramids that share corners with three equivalent Mg(1)O4 tetrahedra and corners with three equivalent Mn(1)O4 tetrahedra. The Sb(1)-O(1) bond length is 2.10 Å. The Sb(1)-O(2) bond length is 2.15 Å. The Sb(1)-O(4) bond length is 2.02 Å. The Sb(1)-O(5) bond length is 2.31 Å. The Sb(1)-O(6) bond length is 2.12 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mg(1), and one Sb(1) atom. In the second O site, O(2) is bonded in a distorted see-saw-like geometry to one Sr(1), one Sr(2), one Mn(1), and one Sb(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mg(1), and one Mn(1) atom. In the fourth O site, O(4) is bonded in a distorted tetrahedral geometry to one Sr(1), one Sr(2), one Mn(1), and one Sb(1) atom. In the fifth O site, O(5) is bonded in a distorted see-saw-like geometry to one Sr(1), one Mg(1), one Mn(1), and one Sb(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one Mg(1), and one Sb(1) atom.