Rb3Mn16O32 crystallizes in the triclinic P-1 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 4-coordinate geometry to one O(1), one O(14), one O(6), and one O(9) atom. In the second Rb site, Rb(2) is bonded in a distorted body-centered cubic geometry to two equivalent O(12), two equivalent O(13), two equivalent O(7), and two equivalent O(8) atoms. There are eight inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(12), one O(2), one O(3), one O(5), and two equivalent O(1) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the second Mn site, Mn(2) is bonded to one O(1), one O(12), one O(14), one O(15), one O(4), and one O(5) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the third Mn site, Mn(3) is bonded to one O(11), one O(2), one O(3), one O(6), one O(8), and one O(9) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the fourth Mn site, Mn(4) is bonded to one O(10), one O(11), one O(5), one O(6), and two equivalent O(7) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the fifth Mn site, Mn(5) is bonded to one O(10), one O(15), one O(4), one O(6), one O(7), and one O(8) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the sixth Mn site, Mn(6) is bonded to one O(11), one O(12), one O(13), one O(14), one O(16), and one O(3) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the seventh Mn site, Mn(7) is bonded to one O(10), one O(14), one O(16), one O(4), and two equivalent O(13) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the eighth Mn site, Mn(8) is bonded to one O(15), one O(16), one O(2), one O(8), and two equivalent O(9) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(2), and two equivalent Mn(1) atoms. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(8) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(6) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(7) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(4) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(3), one Mn(4), and one Mn(5) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(5), and two equivalent Mn(4) atoms. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(3), one Mn(5), and one Mn(8) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(3), and two equivalent Mn(8) atoms. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Mn(4), one Mn(5), and one Mn(7) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(4), and one Mn(6) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(1), one Mn(2), and one Mn(6) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(6), and two equivalent Mn(7) atoms. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(2), one Mn(6), and one Mn(7) atom. In the fifteenth O site, O(15) is bonded in a trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(8) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to one Mn(6), one Mn(7), and one Mn(8) atom.
Rb3Mn16O32 crystallizes in the triclinic P-1 space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 4-coordinate geometry to one O(1), one O(14), one O(6), and one O(9) atom. The Rb(1)-O(1) bond length is 2.79 Å. The Rb(1)-O(14) bond length is 2.79 Å. The Rb(1)-O(6) bond length is 2.79 Å. The Rb(1)-O(9) bond length is 2.79 Å. In the second Rb site, Rb(2) is bonded in a distorted body-centered cubic geometry to two equivalent O(12), two equivalent O(13), two equivalent O(7), and two equivalent O(8) atoms. Both Rb(2)-O(12) bond lengths are 2.98 Å. Both Rb(2)-O(13) bond lengths are 2.98 Å. Both Rb(2)-O(7) bond lengths are 2.99 Å. Both Rb(2)-O(8) bond lengths are 2.98 Å. There are eight inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(12), one O(2), one O(3), one O(5), and two equivalent O(1) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(1)-O(12) bond length is 1.97 Å. The Mn(1)-O(2) bond length is 1.94 Å. The Mn(1)-O(3) bond length is 1.93 Å. The Mn(1)-O(5) bond length is 1.94 Å. There is one shorter (1.97 Å) and one longer (1.98 Å) Mn(1)-O(1) bond length. In the second Mn site, Mn(2) is bonded to one O(1), one O(12), one O(14), one O(15), one O(4), and one O(5) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(2)-O(1) bond length is 1.96 Å. The Mn(2)-O(12) bond length is 2.00 Å. The Mn(2)-O(14) bond length is 1.97 Å. The Mn(2)-O(15) bond length is 1.95 Å. The Mn(2)-O(4) bond length is 1.94 Å. The Mn(2)-O(5) bond length is 1.94 Å. In the third Mn site, Mn(3) is bonded to one O(11), one O(2), one O(3), one O(6), one O(8), and one O(9) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(3)-O(11) bond length is 1.94 Å. The Mn(3)-O(2) bond length is 1.94 Å. The Mn(3)-O(3) bond length is 1.95 Å. The Mn(3)-O(6) bond length is 1.96 Å. The Mn(3)-O(8) bond length is 1.99 Å. The Mn(3)-O(9) bond length is 1.96 Å. In the fourth Mn site, Mn(4) is bonded to one O(10), one O(11), one O(5), one O(6), and two equivalent O(7) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(4)-O(10) bond length is 1.94 Å. The Mn(4)-O(11) bond length is 1.94 Å. The Mn(4)-O(5) bond length is 1.94 Å. The Mn(4)-O(6) bond length is 1.98 Å. There is one shorter (1.97 Å) and one longer (1.98 Å) Mn(4)-O(7) bond length. In the fifth Mn site, Mn(5) is bonded to one O(10), one O(15), one O(4), one O(6), one O(7), and one O(8) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(5)-O(10) bond length is 1.94 Å. The Mn(5)-O(15) bond length is 1.94 Å. The Mn(5)-O(4) bond length is 1.93 Å. The Mn(5)-O(6) bond length is 1.96 Å. The Mn(5)-O(7) bond length is 1.99 Å. The Mn(5)-O(8) bond length is 1.98 Å. In the sixth Mn site, Mn(6) is bonded to one O(11), one O(12), one O(13), one O(14), one O(16), and one O(3) atom to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(6)-O(11) bond length is 1.93 Å. The Mn(6)-O(12) bond length is 1.98 Å. The Mn(6)-O(13) bond length is 1.99 Å. The Mn(6)-O(14) bond length is 1.97 Å. The Mn(6)-O(16) bond length is 1.94 Å. The Mn(6)-O(3) bond length is 1.94 Å. In the seventh Mn site, Mn(7) is bonded to one O(10), one O(14), one O(16), one O(4), and two equivalent O(13) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(7)-O(10) bond length is 1.95 Å. The Mn(7)-O(14) bond length is 1.97 Å. The Mn(7)-O(16) bond length is 1.94 Å. The Mn(7)-O(4) bond length is 1.94 Å. There is one shorter (1.97 Å) and one longer (1.99 Å) Mn(7)-O(13) bond length. In the eighth Mn site, Mn(8) is bonded to one O(15), one O(16), one O(2), one O(8), and two equivalent O(9) atoms to form a mixture of corner and edge-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Mn(8)-O(15) bond length is 1.93 Å. The Mn(8)-O(16) bond length is 1.94 Å. The Mn(8)-O(2) bond length is 1.94 Å. The Mn(8)-O(8) bond length is 1.97 Å. There is one shorter (1.97 Å) and one longer (1.98 Å) Mn(8)-O(9) bond length. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(2), and two equivalent Mn(1) atoms. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(8) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(6) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(7) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(4) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(3), one Mn(4), and one Mn(5) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(5), and two equivalent Mn(4) atoms. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(3), one Mn(5), and one Mn(8) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(3), and two equivalent Mn(8) atoms. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Mn(4), one Mn(5), and one Mn(7) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(4), and one Mn(6) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(1), one Mn(2), and one Mn(6) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Rb(2), one Mn(6), and two equivalent Mn(7) atoms. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Rb(1), one Mn(2), one Mn(6), and one Mn(7) atom. In the fifteenth O site, O(15) is bonded in a trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(8) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to one Mn(6), one Mn(7), and one Mn(8) atom.