MgMo10Ag6O33 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(14), one O(18), one O(20), one O(28), one O(30), and one O(8) atom. There are ten inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 6-coordinate geometry to one O(18), one O(24), one O(25), one O(29), one O(30), and one O(33) atom. In the second Mo site, Mo(2) is bonded in a 6-coordinate geometry to one O(19), one O(24), one O(25), one O(28), one O(31), and one O(32) atom. In the third Mo site, Mo(3) is bonded in a 6-coordinate geometry to one O(20), one O(22), one O(23), one O(27), one O(30), and one O(33) atom. In the fourth Mo site, Mo(4) is bonded in a 6-coordinate geometry to one O(21), one O(22), one O(23), one O(26), one O(31), and one O(32) atom. In the fifth Mo site, Mo(5) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(16), one O(2), one O(4), and one O(8) atom. In the sixth Mo site, Mo(6) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(17), one O(3), one O(5), and one O(9) atom. In the seventh Mo site, Mo(7) is bonded in a 6-coordinate geometry to one O(1), one O(13), one O(14), one O(3), one O(4), and one O(6) atom. In the eighth Mo site, Mo(8) is bonded in a 6-coordinate geometry to one O(1), one O(12), one O(15), one O(2), one O(5), and one O(7) atom. In the ninth Mo site, Mo(9) is bonded to one O(14), one O(16), one O(22), one O(24), one O(30), and one O(32) atom to form distorted MoO6 octahedra that share corners with two equivalent Ag(1)O5 trigonal bipyramids. In the tenth Mo site, Mo(10) is bonded in a 6-coordinate geometry to one O(15), one O(17), one O(23), one O(25), one O(31), and one O(33) atom. There are six inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one O(10), one O(12), one O(22), one O(24), and one O(4) atom to form distorted AgO5 trigonal bipyramids that share corners with two equivalent Mo(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. In the second Ag site, Ag(2) is bonded in a 5-coordinate geometry to one O(11), one O(13), one O(23), one O(25), and one O(5) atom. In the third Ag site, Ag(3) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(18), one O(20), and one O(6) atom. In the fourth Ag site, Ag(4) is bonded in a 5-coordinate geometry to one O(11), one O(17), one O(21), one O(27), and one O(3) atom. In the fifth Ag site, Ag(5) is bonded in a 5-coordinate geometry to one O(12), one O(18), one O(26), one O(28), and one O(8) atom. In the sixth Ag site, Ag(6) is bonded in a 6-coordinate geometry to one O(13), one O(19), one O(27), one O(29), one O(7), and one O(9) atom. There are thirty-three inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mo(5), one Mo(6), one Mo(7), and one Mo(8) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Mo(5) and one Mo(8) atom. In the third O site, O(3) is bonded in a trigonal non-coplanar geometry to one Mo(6), one Mo(7), and one Ag(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Mo(5), one Mo(7), and one Ag(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mo(6), one Mo(8), and one Ag(2) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Mo(7) and one Ag(3) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Mo(8) and one Ag(6) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Mg(1), one Mo(5), and one Ag(5) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Mo(6) and one Ag(6) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Mo(6), one Ag(1), and one Ag(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Mo(5), one Ag(2), and one Ag(4) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Mo(8), one Ag(1), and one Ag(5) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Mo(7), one Ag(2), and one Ag(6) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mo(7), and one Mo(9) atom. In the fifteenth O site, O(15) is bonded in a distorted single-bond geometry to one Mo(10) and one Mo(8) atom. In the sixteenth O site, O(16) is bonded in a distorted single-bond geometry to one Mo(5) and one Mo(9) atom. In the seventeenth O site, O(17) is bonded in a distorted single-bond geometry to one Mo(10), one Mo(6), and one Ag(4) atom. In the eighteenth O site, O(18) is bonded in a 4-coordinate geometry to one Mg(1), one Mo(1), one Ag(3), and one Ag(5) atom. In the nineteenth O site, O(19) is bonded in a distorted bent 150 degrees geometry to one Mo(2) and one Ag(6) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mo(3), and one Ag(3) atom. In the twenty-first O site, O(21) is bonded in a linear geometry to one Mo(4) and one Ag(4) atom. In the twenty-second O site, O(22) is bonded to one Mo(3), one Mo(4), one Mo(9), and one Ag(1) atom to form distorted OAgMo3 tetrahedra that share corners with two equivalent O(24)AgMo3 tetrahedra and  an edgeedge with one O(30)MgMo3 trigonal pyramid. In the twenty-third O site, O(23) is bonded in a distorted trigonal non-coplanar geometry to one Mo(10), one Mo(3), one Mo(4), and one Ag(2) atom. In the twenty-fourth O site, O(24) is bonded to one Mo(1), one Mo(2), one Mo(9), and one Ag(1) atom to form distorted OAgMo3 tetrahedra that share corners with two equivalent O(22)AgMo3 tetrahedra,  an edgeedge with one O(25)AgMo3 tetrahedra, and  an edgeedge with one O(30)MgMo3 trigonal pyramid. In the twenty-fifth O site, O(25) is bonded to one Mo(1), one Mo(10), one Mo(2), and one Ag(2) atom to form distorted OAgMo3 tetrahedra that share  a cornercorner with one O(30)MgMo3 trigonal pyramid and  an edgeedge with one O(24)AgMo3 tetrahedra. In the twenty-sixth O site, O(26) is bonded in a distorted bent 120 degrees geometry to one Mo(4) and one Ag(5) atom. In the twenty-seventh O site, O(27) is bonded in a distorted single-bond geometry to one Mo(3), one Ag(4), and one Ag(6) atom. In the twenty-eighth O site, O(28) is bonded in a 3-coordinate geometry to one Mg(1), one Mo(2), and one Ag(5) atom. In the twenty-ninth O site, O(29) is bonded in a distorted bent 150 degrees geometry to one Mo(1) and one Ag(6) atom. In the thirtieth O site, O(30) is bonded to one Mg(1), one Mo(1), one Mo(3), and one Mo(9) atom to form a mixture of corner and edge-sharing OMgMo3 trigonal pyramids. In the thirty-first O site, O(31) is bonded in a distorted T-shaped geometry to one Mo(10), one Mo(2), and one Mo(4) atom. In the thirty-second O site, O(32) is bonded in a distorted T-shaped geometry to one Mo(2), one Mo(4), and one Mo(9) atom. In the thirty-third O site, O(33) is bonded in a distorted T-shaped geometry to one Mo(1), one Mo(10), and one Mo(3) atom.
MgMo10Ag6O33 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(14), one O(18), one O(20), one O(28), one O(30), and one O(8) atom. The Mg(1)-O(14) bond length is 2.19 Å. The Mg(1)-O(18) bond length is 2.09 Å. The Mg(1)-O(20) bond length is 2.01 Å. The Mg(1)-O(28) bond length is 2.30 Å. The Mg(1)-O(30) bond length is 2.37 Å. The Mg(1)-O(8) bond length is 2.17 Å. There are ten inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 6-coordinate geometry to one O(18), one O(24), one O(25), one O(29), one O(30), and one O(33) atom. The Mo(1)-O(18) bond length is 1.94 Å. The Mo(1)-O(24) bond length is 2.49 Å. The Mo(1)-O(25) bond length is 2.20 Å. The Mo(1)-O(29) bond length is 1.73 Å. The Mo(1)-O(30) bond length is 2.04 Å. The Mo(1)-O(33) bond length is 2.01 Å. In the second Mo site, Mo(2) is bonded in a 6-coordinate geometry to one O(19), one O(24), one O(25), one O(28), one O(31), and one O(32) atom. The Mo(2)-O(19) bond length is 1.75 Å. The Mo(2)-O(24) bond length is 2.15 Å. The Mo(2)-O(25) bond length is 2.36 Å. The Mo(2)-O(28) bond length is 1.76 Å. The Mo(2)-O(31) bond length is 1.96 Å. The Mo(2)-O(32) bond length is 2.04 Å. In the third Mo site, Mo(3) is bonded in a 6-coordinate geometry to one O(20), one O(22), one O(23), one O(27), one O(30), and one O(33) atom. The Mo(3)-O(20) bond length is 1.90 Å. The Mo(3)-O(22) bond length is 2.42 Å. The Mo(3)-O(23) bond length is 2.22 Å. The Mo(3)-O(27) bond length is 1.75 Å. The Mo(3)-O(30) bond length is 2.05 Å. The Mo(3)-O(33) bond length is 2.02 Å. In the fourth Mo site, Mo(4) is bonded in a 6-coordinate geometry to one O(21), one O(22), one O(23), one O(26), one O(31), and one O(32) atom. The Mo(4)-O(21) bond length is 1.74 Å. The Mo(4)-O(22) bond length is 2.26 Å. The Mo(4)-O(23) bond length is 2.23 Å. The Mo(4)-O(26) bond length is 1.74 Å. The Mo(4)-O(31) bond length is 2.04 Å. The Mo(4)-O(32) bond length is 1.98 Å. In the fifth Mo site, Mo(5) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(16), one O(2), one O(4), and one O(8) atom. The Mo(5)-O(1) bond length is 2.28 Å. The Mo(5)-O(11) bond length is 1.76 Å. The Mo(5)-O(16) bond length is 2.36 Å. The Mo(5)-O(2) bond length is 1.91 Å. The Mo(5)-O(4) bond length is 1.96 Å. The Mo(5)-O(8) bond length is 1.80 Å. In the sixth Mo site, Mo(6) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(17), one O(3), one O(5), and one O(9) atom. The Mo(6)-O(1) bond length is 2.44 Å. The Mo(6)-O(10) bond length is 1.76 Å. The Mo(6)-O(17) bond length is 2.36 Å. The Mo(6)-O(3) bond length is 1.96 Å. The Mo(6)-O(5) bond length is 1.93 Å. The Mo(6)-O(9) bond length is 1.74 Å. In the seventh Mo site, Mo(7) is bonded in a 6-coordinate geometry to one O(1), one O(13), one O(14), one O(3), one O(4), and one O(6) atom. The Mo(7)-O(1) bond length is 2.23 Å. The Mo(7)-O(13) bond length is 1.77 Å. The Mo(7)-O(14) bond length is 2.47 Å. The Mo(7)-O(3) bond length is 1.98 Å. The Mo(7)-O(4) bond length is 1.96 Å. The Mo(7)-O(6) bond length is 1.75 Å. In the eighth Mo site, Mo(8) is bonded in a 6-coordinate geometry to one O(1), one O(12), one O(15), one O(2), one O(5), and one O(7) atom. The Mo(8)-O(1) bond length is 2.32 Å. The Mo(8)-O(12) bond length is 1.78 Å. The Mo(8)-O(15) bond length is 2.35 Å. The Mo(8)-O(2) bond length is 1.93 Å. The Mo(8)-O(5) bond length is 1.96 Å. The Mo(8)-O(7) bond length is 1.74 Å. In the ninth Mo site, Mo(9) is bonded to one O(14), one O(16), one O(22), one O(24), one O(30), and one O(32) atom to form distorted MoO6 octahedra that share corners with two equivalent Ag(1)O5 trigonal bipyramids. The Mo(9)-O(14) bond length is 1.81 Å. The Mo(9)-O(16) bond length is 1.76 Å. The Mo(9)-O(22) bond length is 1.93 Å. The Mo(9)-O(24) bond length is 2.01 Å. The Mo(9)-O(30) bond length is 2.19 Å. The Mo(9)-O(32) bond length is 2.20 Å. In the tenth Mo site, Mo(10) is bonded in a 6-coordinate geometry to one O(15), one O(17), one O(23), one O(25), one O(31), and one O(33) atom. The Mo(10)-O(15) bond length is 1.77 Å. The Mo(10)-O(17) bond length is 1.77 Å. The Mo(10)-O(23) bond length is 1.95 Å. The Mo(10)-O(25) bond length is 1.97 Å. The Mo(10)-O(31) bond length is 2.33 Å. The Mo(10)-O(33) bond length is 2.25 Å. There are six inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one O(10), one O(12), one O(22), one O(24), and one O(4) atom to form distorted AgO5 trigonal bipyramids that share corners with two equivalent Mo(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. The Ag(1)-O(10) bond length is 2.54 Å. The Ag(1)-O(12) bond length is 2.47 Å. The Ag(1)-O(22) bond length is 2.55 Å. The Ag(1)-O(24) bond length is 2.42 Å. The Ag(1)-O(4) bond length is 2.57 Å. In the second Ag site, Ag(2) is bonded in a 5-coordinate geometry to one O(11), one O(13), one O(23), one O(25), and one O(5) atom. The Ag(2)-O(11) bond length is 2.45 Å. The Ag(2)-O(13) bond length is 2.39 Å. The Ag(2)-O(23) bond length is 2.82 Å. The Ag(2)-O(25) bond length is 2.49 Å. The Ag(2)-O(5) bond length is 2.61 Å. In the third Ag site, Ag(3) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(18), one O(20), and one O(6) atom. The Ag(3)-O(10) bond length is 2.38 Å. The Ag(3)-O(18) bond length is 2.35 Å. The Ag(3)-O(20) bond length is 2.27 Å. The Ag(3)-O(6) bond length is 2.53 Å. In the fourth Ag site, Ag(4) is bonded in a 5-coordinate geometry to one O(11), one O(17), one O(21), one O(27), and one O(3) atom. The Ag(4)-O(11) bond length is 2.68 Å. The Ag(4)-O(17) bond length is 2.77 Å. The Ag(4)-O(21) bond length is 2.20 Å. The Ag(4)-O(27) bond length is 2.57 Å. The Ag(4)-O(3) bond length is 2.33 Å. In the fifth Ag site, Ag(5) is bonded in a 5-coordinate geometry to one O(12), one O(18), one O(26), one O(28), and one O(8) atom. The Ag(5)-O(12) bond length is 2.18 Å. The Ag(5)-O(18) bond length is 2.28 Å. The Ag(5)-O(26) bond length is 2.32 Å. The Ag(5)-O(28) bond length is 2.71 Å. The Ag(5)-O(8) bond length is 2.55 Å. In the sixth Ag site, Ag(6) is bonded in a 6-coordinate geometry to one O(13), one O(19), one O(27), one O(29), one O(7), and one O(9) atom. The Ag(6)-O(13) bond length is 2.54 Å. The Ag(6)-O(19) bond length is 2.33 Å. The Ag(6)-O(27) bond length is 2.63 Å. The Ag(6)-O(29) bond length is 2.45 Å. The Ag(6)-O(7) bond length is 2.51 Å. The Ag(6)-O(9) bond length is 2.35 Å. There are thirty-three inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mo(5), one Mo(6), one Mo(7), and one Mo(8) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Mo(5) and one Mo(8) atom. In the third O site, O(3) is bonded in a trigonal non-coplanar geometry to one Mo(6), one Mo(7), and one Ag(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Mo(5), one Mo(7), and one Ag(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mo(6), one Mo(8), and one Ag(2) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Mo(7) and one Ag(3) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Mo(8) and one Ag(6) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Mg(1), one Mo(5), and one Ag(5) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Mo(6) and one Ag(6) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Mo(6), one Ag(1), and one Ag(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Mo(5), one Ag(2), and one Ag(4) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Mo(8), one Ag(1), and one Ag(5) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Mo(7), one Ag(2), and one Ag(6) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mo(7), and one Mo(9) atom. In the fifteenth O site, O(15) is bonded in a distorted single-bond geometry to one Mo(10) and one Mo(8) atom. In the sixteenth O site, O(16) is bonded in a distorted single-bond geometry to one Mo(5) and one Mo(9) atom. In the seventeenth O site, O(17) is bonded in a distorted single-bond geometry to one Mo(10), one Mo(6), and one Ag(4) atom. In the eighteenth O site, O(18) is bonded in a 4-coordinate geometry to one Mg(1), one Mo(1), one Ag(3), and one Ag(5) atom. In the nineteenth O site, O(19) is bonded in a distorted bent 150 degrees geometry to one Mo(2) and one Ag(6) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mo(3), and one Ag(3) atom. In the twenty-first O site, O(21) is bonded in a linear geometry to one Mo(4) and one Ag(4) atom. In the twenty-second O site, O(22) is bonded to one Mo(3), one Mo(4), one Mo(9), and one Ag(1) atom to form distorted OAgMo3 tetrahedra that share corners with two equivalent O(24)AgMo3 tetrahedra and  an edgeedge with one O(30)MgMo3 trigonal pyramid. In the twenty-third O site, O(23) is bonded in a distorted trigonal non-coplanar geometry to one Mo(10), one Mo(3), one Mo(4), and one Ag(2) atom. In the twenty-fourth O site, O(24) is bonded to one Mo(1), one Mo(2), one Mo(9), and one Ag(1) atom to form distorted OAgMo3 tetrahedra that share corners with two equivalent O(22)AgMo3 tetrahedra,  an edgeedge with one O(25)AgMo3 tetrahedra, and  an edgeedge with one O(30)MgMo3 trigonal pyramid. In the twenty-fifth O site, O(25) is bonded to one Mo(1), one Mo(10), one Mo(2), and one Ag(2) atom to form distorted OAgMo3 tetrahedra that share  a cornercorner with one O(30)MgMo3 trigonal pyramid and  an edgeedge with one O(24)AgMo3 tetrahedra. In the twenty-sixth O site, O(26) is bonded in a distorted bent 120 degrees geometry to one Mo(4) and one Ag(5) atom. In the twenty-seventh O site, O(27) is bonded in a distorted single-bond geometry to one Mo(3), one Ag(4), and one Ag(6) atom. In the twenty-eighth O site, O(28) is bonded in a 3-coordinate geometry to one Mg(1), one Mo(2), and one Ag(5) atom. In the twenty-ninth O site, O(29) is bonded in a distorted bent 150 degrees geometry to one Mo(1) and one Ag(6) atom. In the thirtieth O site, O(30) is bonded to one Mg(1), one Mo(1), one Mo(3), and one Mo(9) atom to form a mixture of corner and edge-sharing OMgMo3 trigonal pyramids. In the thirty-first O site, O(31) is bonded in a distorted T-shaped geometry to one Mo(10), one Mo(2), and one Mo(4) atom. In the thirty-second O site, O(32) is bonded in a distorted T-shaped geometry to one Mo(2), one Mo(4), and one Mo(9) atom. In the thirty-third O site, O(33) is bonded in a distorted T-shaped geometry to one Mo(1), one Mo(10), and one Mo(3) atom.