Rb(WO3)3 crystallizes in the monoclinic P2 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded to two equivalent O(10), two equivalent O(11), two equivalent O(12), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form RbO12 cuboctahedra that share edges with two equivalent W(1)O6 octahedra, edges with two equivalent W(2)O6 octahedra, edges with two equivalent W(3)O6 octahedra, edges with two equivalent W(4)O6 octahedra, edges with two equivalent W(5)O6 octahedra, edges with two equivalent W(6)O6 octahedra, and faces with two equivalent Rb(2)O12 cuboctahedra. In the second Rb site, Rb(2) is bonded to two equivalent O(10), two equivalent O(11), two equivalent O(12), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form RbO12 cuboctahedra that share edges with two equivalent W(1)O6 octahedra, edges with two equivalent W(2)O6 octahedra, edges with two equivalent W(3)O6 octahedra, edges with two equivalent W(4)O6 octahedra, edges with two equivalent W(5)O6 octahedra, edges with two equivalent W(6)O6 octahedra, and faces with two equivalent Rb(1)O12 cuboctahedra. There are six inequivalent W sites. In the first W site, W(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(8) atoms to form WO6 octahedra that share corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(4)O6 octahedra, corners with two equivalent W(6)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. In the second W site, W(2) is bonded to one O(2), one O(5), two equivalent O(11), and two equivalent O(9) atoms to form WO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(5)O6 octahedra, corners with two equivalent W(6)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. In the third W site, W(3) is bonded to one O(1), one O(6), two equivalent O(10), and two equivalent O(12) atoms to form WO6 octahedra that share corners with two equivalent W(4)O6 octahedra, corners with two equivalent W(5)O6 octahedra, corners with two equivalent W(6)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. In the fourth W site, W(4) is bonded to one O(3), one O(4), two equivalent O(10), and two equivalent O(7) atoms to form WO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(3)O6 octahedra, corners with two equivalent W(5)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. In the fifth W site, W(5) is bonded to one O(2), one O(5), two equivalent O(12), and two equivalent O(7) atoms to form WO6 octahedra that share corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(3)O6 octahedra, corners with two equivalent W(4)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. In the sixth W site, W(6) is bonded to one O(1), one O(6), two equivalent O(8), and two equivalent O(9) atoms to form WO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(3)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one W(3) and one W(6) atom. In the second O site, O(2) is bonded in a linear geometry to one W(2) and one W(5) atom. In the third O site, O(3) is bonded in a linear geometry to one W(1) and one W(4) atom. In the fourth O site, O(4) is bonded in a linear geometry to one W(1) and one W(4) atom. In the fifth O site, O(5) is bonded in a linear geometry to one W(2) and one W(5) atom. In the sixth O site, O(6) is bonded in a linear geometry to one W(3) and one W(6) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(4), and one W(5) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(1), and one W(6) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(2), and one W(6) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(3), and one W(4) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(1), and one W(2) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(3), and one W(5) atom.
Rb(WO3)3 crystallizes in the monoclinic P2 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded to two equivalent O(10), two equivalent O(11), two equivalent O(12), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form RbO12 cuboctahedra that share edges with two equivalent W(1)O6 octahedra, edges with two equivalent W(2)O6 octahedra, edges with two equivalent W(3)O6 octahedra, edges with two equivalent W(4)O6 octahedra, edges with two equivalent W(5)O6 octahedra, edges with two equivalent W(6)O6 octahedra, and faces with two equivalent Rb(2)O12 cuboctahedra. Both Rb(1)-O(10) bond lengths are 3.36 Å. Both Rb(1)-O(11) bond lengths are 3.38 Å. Both Rb(1)-O(12) bond lengths are 3.34 Å. Both Rb(1)-O(7) bond lengths are 3.36 Å. Both Rb(1)-O(8) bond lengths are 3.38 Å. Both Rb(1)-O(9) bond lengths are 3.37 Å. In the second Rb site, Rb(2) is bonded to two equivalent O(10), two equivalent O(11), two equivalent O(12), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form RbO12 cuboctahedra that share edges with two equivalent W(1)O6 octahedra, edges with two equivalent W(2)O6 octahedra, edges with two equivalent W(3)O6 octahedra, edges with two equivalent W(4)O6 octahedra, edges with two equivalent W(5)O6 octahedra, edges with two equivalent W(6)O6 octahedra, and faces with two equivalent Rb(1)O12 cuboctahedra. Both Rb(2)-O(10) bond lengths are 3.38 Å. Both Rb(2)-O(11) bond lengths are 3.37 Å. Both Rb(2)-O(12) bond lengths are 3.35 Å. Both Rb(2)-O(7) bond lengths are 3.37 Å. Both Rb(2)-O(8) bond lengths are 3.37 Å. Both Rb(2)-O(9) bond lengths are 3.36 Å. There are six inequivalent W sites. In the first W site, W(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(8) atoms to form WO6 octahedra that share corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(4)O6 octahedra, corners with two equivalent W(6)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. The W(1)-O(3) bond length is 1.94 Å. The W(1)-O(4) bond length is 1.94 Å. Both W(1)-O(11) bond lengths are 1.95 Å. Both W(1)-O(8) bond lengths are 1.95 Å. In the second W site, W(2) is bonded to one O(2), one O(5), two equivalent O(11), and two equivalent O(9) atoms to form WO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(5)O6 octahedra, corners with two equivalent W(6)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. The W(2)-O(2) bond length is 1.93 Å. The W(2)-O(5) bond length is 1.93 Å. Both W(2)-O(11) bond lengths are 1.95 Å. Both W(2)-O(9) bond lengths are 1.94 Å. In the third W site, W(3) is bonded to one O(1), one O(6), two equivalent O(10), and two equivalent O(12) atoms to form WO6 octahedra that share corners with two equivalent W(4)O6 octahedra, corners with two equivalent W(5)O6 octahedra, corners with two equivalent W(6)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. The W(3)-O(1) bond length is 1.99 Å. The W(3)-O(6) bond length is 1.99 Å. Both W(3)-O(10) bond lengths are 1.95 Å. Both W(3)-O(12) bond lengths are 2.00 Å. In the fourth W site, W(4) is bonded to one O(3), one O(4), two equivalent O(10), and two equivalent O(7) atoms to form WO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(3)O6 octahedra, corners with two equivalent W(5)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. The W(4)-O(3) bond length is 1.95 Å. The W(4)-O(4) bond length is 1.95 Å. Both W(4)-O(10) bond lengths are 1.95 Å. Both W(4)-O(7) bond lengths are 1.94 Å. In the fifth W site, W(5) is bonded to one O(2), one O(5), two equivalent O(12), and two equivalent O(7) atoms to form WO6 octahedra that share corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(3)O6 octahedra, corners with two equivalent W(4)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. The W(5)-O(2) bond length is 1.96 Å. The W(5)-O(5) bond length is 1.96 Å. Both W(5)-O(12) bond lengths are 1.92 Å. Both W(5)-O(7) bond lengths are 1.96 Å. In the sixth W site, W(6) is bonded to one O(1), one O(6), two equivalent O(8), and two equivalent O(9) atoms to form WO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(3)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-31°. The W(6)-O(1) bond length is 1.90 Å. The W(6)-O(6) bond length is 1.90 Å. Both W(6)-O(8) bond lengths are 1.96 Å. Both W(6)-O(9) bond lengths are 1.97 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one W(3) and one W(6) atom. In the second O site, O(2) is bonded in a linear geometry to one W(2) and one W(5) atom. In the third O site, O(3) is bonded in a linear geometry to one W(1) and one W(4) atom. In the fourth O site, O(4) is bonded in a linear geometry to one W(1) and one W(4) atom. In the fifth O site, O(5) is bonded in a linear geometry to one W(2) and one W(5) atom. In the sixth O site, O(6) is bonded in a linear geometry to one W(3) and one W(6) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(4), and one W(5) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(1), and one W(6) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(2), and one W(6) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(3), and one W(4) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(1), and one W(2) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(3), and one W(5) atom.