Rb2MgTi2Zn2(OF5)2 crystallizes in the triclinic P1 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 6-coordinate geometry to one F(10), one F(2), one F(4), one F(5), one F(6), and one F(7) atom. In the second Rb site, Rb(2) is bonded in a 6-coordinate geometry to one O(1), one F(2), one F(4), one F(6), one F(8), and one F(9) atom. Mg(1) is bonded in a 3-coordinate geometry to one F(10), one F(5), and one F(7) atom. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(1), one O(2), one F(1), one F(3), one F(8), and one F(9) atom to form TiO2F4 octahedra that share corners with two equivalent Ti(2)O2F4 octahedra, corners with two equivalent Zn(1)F6 octahedra, and corners with two equivalent Zn(2)F6 octahedra. The corner-sharing octahedral tilt angles range from 22-49°. In the second Ti site, Ti(2) is bonded to one O(1), one O(2), one F(4), one F(5), one F(6), and one F(7) atom to form TiO2F4 octahedra that share corners with two equivalent Ti(1)O2F4 octahedra, corners with two equivalent Zn(1)F6 octahedra, and corners with two equivalent Zn(2)F6 octahedra. The corner-sharing octahedral tilt angles range from 22-48°. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one F(1), one F(10), one F(2), one F(4), one F(7), and one F(9) atom to form ZnF6 octahedra that share corners with two equivalent Ti(1)O2F4 octahedra, corners with two equivalent Ti(2)O2F4 octahedra, and corners with two equivalent Zn(2)F6 octahedra. The corner-sharing octahedral tilt angles range from 39-49°. In the second Zn site, Zn(2) is bonded to one F(10), one F(2), one F(3), one F(5), one F(6), and one F(8) atom to form ZnF6 octahedra that share corners with two equivalent Ti(1)O2F4 octahedra, corners with two equivalent Ti(2)O2F4 octahedra, and corners with two equivalent Zn(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 38-47°. There are two inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Rb(2), one Ti(1), and one Ti(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Ti(1) and one Ti(2) atom. There are ten inequivalent F sites. In the first F site, F(1) is bonded in a 2-coordinate geometry to one Ti(1) and one Zn(1) atom. In the second F site, F(2) is bonded in a 3-coordinate geometry to one Rb(1), one Rb(2), one Zn(1), and one Zn(2) atom. In the third F site, F(3) is bonded in a distorted bent 150 degrees geometry to one Ti(1) and one Zn(2) atom. In the fourth F site, F(4) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Ti(2), and one Zn(1) atom. In the fifth F site, F(5) is bonded in a 3-coordinate geometry to one Rb(1), one Mg(1), one Ti(2), and one Zn(2) atom. In the sixth F site, F(6) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Ti(2), and one Zn(2) atom. In the seventh F site, F(7) is bonded in a 3-coordinate geometry to one Rb(1), one Mg(1), one Ti(2), and one Zn(1) atom. In the eighth F site, F(8) is bonded in a distorted bent 150 degrees geometry to one Rb(2), one Ti(1), and one Zn(2) atom. In the ninth F site, F(9) is bonded in a distorted bent 150 degrees geometry to one Rb(2), one Ti(1), and one Zn(1) atom. In the tenth F site, F(10) is bonded in a 3-coordinate geometry to one Rb(1), one Mg(1), one Zn(1), and one Zn(2) atom.
Rb2MgTi2Zn2(OF5)2 crystallizes in the triclinic P1 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 6-coordinate geometry to one F(10), one F(2), one F(4), one F(5), one F(6), and one F(7) atom. The Rb(1)-F(10) bond length is 3.11 Å. The Rb(1)-F(2) bond length is 2.71 Å. The Rb(1)-F(4) bond length is 2.74 Å. The Rb(1)-F(5) bond length is 3.15 Å. The Rb(1)-F(6) bond length is 2.74 Å. The Rb(1)-F(7) bond length is 3.09 Å. In the second Rb site, Rb(2) is bonded in a 6-coordinate geometry to one O(1), one F(2), one F(4), one F(6), one F(8), and one F(9) atom. The Rb(2)-O(1) bond length is 3.04 Å. The Rb(2)-F(2) bond length is 3.15 Å. The Rb(2)-F(4) bond length is 2.98 Å. The Rb(2)-F(6) bond length is 2.93 Å. The Rb(2)-F(8) bond length is 3.01 Å. The Rb(2)-F(9) bond length is 3.05 Å. Mg(1) is bonded in a 3-coordinate geometry to one F(10), one F(5), and one F(7) atom. The Mg(1)-F(10) bond length is 2.01 Å. The Mg(1)-F(5) bond length is 2.06 Å. The Mg(1)-F(7) bond length is 2.03 Å. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(1), one O(2), one F(1), one F(3), one F(8), and one F(9) atom to form TiO2F4 octahedra that share corners with two equivalent Ti(2)O2F4 octahedra, corners with two equivalent Zn(1)F6 octahedra, and corners with two equivalent Zn(2)F6 octahedra. The corner-sharing octahedral tilt angles range from 22-49°. The Ti(1)-O(1) bond length is 1.99 Å. The Ti(1)-O(2) bond length is 1.81 Å. The Ti(1)-F(1) bond length is 2.07 Å. The Ti(1)-F(3) bond length is 2.04 Å. The Ti(1)-F(8) bond length is 2.02 Å. The Ti(1)-F(9) bond length is 2.02 Å. In the second Ti site, Ti(2) is bonded to one O(1), one O(2), one F(4), one F(5), one F(6), and one F(7) atom to form TiO2F4 octahedra that share corners with two equivalent Ti(1)O2F4 octahedra, corners with two equivalent Zn(1)F6 octahedra, and corners with two equivalent Zn(2)F6 octahedra. The corner-sharing octahedral tilt angles range from 22-48°. The Ti(2)-O(1) bond length is 1.81 Å. The Ti(2)-O(2) bond length is 1.99 Å. The Ti(2)-F(4) bond length is 2.03 Å. The Ti(2)-F(5) bond length is 2.15 Å. The Ti(2)-F(6) bond length is 2.03 Å. The Ti(2)-F(7) bond length is 2.14 Å. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one F(1), one F(10), one F(2), one F(4), one F(7), and one F(9) atom to form ZnF6 octahedra that share corners with two equivalent Ti(1)O2F4 octahedra, corners with two equivalent Ti(2)O2F4 octahedra, and corners with two equivalent Zn(2)F6 octahedra. The corner-sharing octahedral tilt angles range from 39-49°. The Zn(1)-F(1) bond length is 2.12 Å. The Zn(1)-F(10) bond length is 2.13 Å. The Zn(1)-F(2) bond length is 1.99 Å. The Zn(1)-F(4) bond length is 2.01 Å. The Zn(1)-F(7) bond length is 2.17 Å. The Zn(1)-F(9) bond length is 2.05 Å. In the second Zn site, Zn(2) is bonded to one F(10), one F(2), one F(3), one F(5), one F(6), and one F(8) atom to form ZnF6 octahedra that share corners with two equivalent Ti(1)O2F4 octahedra, corners with two equivalent Ti(2)O2F4 octahedra, and corners with two equivalent Zn(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 38-47°. The Zn(2)-F(10) bond length is 2.12 Å. The Zn(2)-F(2) bond length is 2.00 Å. The Zn(2)-F(3) bond length is 2.10 Å. The Zn(2)-F(5) bond length is 2.14 Å. The Zn(2)-F(6) bond length is 2.03 Å. The Zn(2)-F(8) bond length is 2.06 Å. There are two inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Rb(2), one Ti(1), and one Ti(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Ti(1) and one Ti(2) atom. There are ten inequivalent F sites. In the first F site, F(1) is bonded in a 2-coordinate geometry to one Ti(1) and one Zn(1) atom. In the second F site, F(2) is bonded in a 3-coordinate geometry to one Rb(1), one Rb(2), one Zn(1), and one Zn(2) atom. In the third F site, F(3) is bonded in a distorted bent 150 degrees geometry to one Ti(1) and one Zn(2) atom. In the fourth F site, F(4) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Ti(2), and one Zn(1) atom. In the fifth F site, F(5) is bonded in a 3-coordinate geometry to one Rb(1), one Mg(1), one Ti(2), and one Zn(2) atom. In the sixth F site, F(6) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Ti(2), and one Zn(2) atom. In the seventh F site, F(7) is bonded in a 3-coordinate geometry to one Rb(1), one Mg(1), one Ti(2), and one Zn(1) atom. In the eighth F site, F(8) is bonded in a distorted bent 150 degrees geometry to one Rb(2), one Ti(1), and one Zn(2) atom. In the ninth F site, F(9) is bonded in a distorted bent 150 degrees geometry to one Rb(2), one Ti(1), and one Zn(1) atom. In the tenth F site, F(10) is bonded in a 3-coordinate geometry to one Rb(1), one Mg(1), one Zn(1), and one Zn(2) atom.