Ba10Ge3C3O26 crystallizes in the triclinic P1 space group. There are ten inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 9-coordinate geometry to one O(13), one O(14), one O(15), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(16), one O(17), one O(18), one O(2), and one O(3) atom. In the third Ba site, Ba(3) is bonded in a 7-coordinate geometry to one O(13), one O(18), one O(19), one O(2), one O(24), one O(25), and one O(9) atom. In the fourth Ba site, Ba(4) is bonded in a 7-coordinate geometry to one O(14), one O(16), one O(20), one O(22), one O(25), one O(3), and one O(7) atom. In the fifth Ba site, Ba(5) is bonded in a 7-coordinate geometry to one O(1), one O(15), one O(17), one O(21), one O(23), one O(25), and one O(8) atom. In the sixth Ba site, Ba(6) is bonded in a 7-coordinate geometry to one O(12), one O(15), one O(16), one O(21), one O(22), one O(26), and one O(5) atom. In the seventh Ba site, Ba(7) is bonded in a 7-coordinate geometry to one O(10), one O(13), one O(17), one O(19), one O(23), one O(26), and one O(6) atom. In the eighth Ba site, Ba(8) is bonded in a 7-coordinate geometry to one O(11), one O(14), one O(18), one O(20), one O(24), one O(26), and one O(4) atom. In the ninth Ba site, Ba(9) is bonded in a 9-coordinate geometry to one O(19), one O(20), one O(21), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. In the tenth Ba site, Ba(10) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(22), one O(23), one O(24), and one O(3) atom. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a tetrahedral geometry to one O(14), one O(2), one O(20), and one O(8) atom. In the second Ge site, Ge(2) is bonded in a tetrahedral geometry to one O(15), one O(21), one O(3), and one O(9) atom. In the third Ge site, Ge(3) is bonded in a tetrahedral geometry to one O(1), one O(13), one O(19), and one O(7) atom. There are three inequivalent C sites. In the first C site, C(1) is bonded in a tetrahedral geometry to one O(11), one O(17), one O(23), and one O(5) atom. In the second C site, C(2) is bonded in a tetrahedral geometry to one O(12), one O(18), one O(24), and one O(6) atom. In the third C site, C(3) is bonded in a tetrahedral geometry to one O(10), one O(16), one O(22), and one O(4) atom. There are twenty-six inequivalent O sites. In the first O site, O(1) is bonded to one Ba(10), one Ba(2), one Ba(5), and one Ge(3) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the second O site, O(2) is bonded to one Ba(10), one Ba(2), one Ba(3), and one Ge(1) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the third O site, O(3) is bonded to one Ba(10), one Ba(2), one Ba(4), and one Ge(2) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(8), one Ba(9), and one C(3) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(6), one Ba(9), and one C(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(7), one Ba(9), and one C(2) atom. In the seventh O site, O(7) is bonded to one Ba(1), one Ba(4), one Ba(9), and one Ge(3) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the eighth O site, O(8) is bonded to one Ba(1), one Ba(5), one Ba(9), and one Ge(1) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the ninth O site, O(9) is bonded to one Ba(1), one Ba(3), one Ba(9), and one Ge(2) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Ba(10), one Ba(2), one Ba(7), and one C(3) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one Ba(10), one Ba(2), one Ba(8), and one C(1) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Ba(10), one Ba(2), one Ba(6), and one C(2) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(3), one Ba(7), and one Ge(3) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(4), one Ba(8), and one Ge(1) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(5), one Ba(6), and one Ge(2) atom. In the sixteenth O site, O(16) is bonded in a single-bond geometry to one Ba(2), one Ba(4), one Ba(6), and one C(3) atom. In the seventeenth O site, O(17) is bonded in a single-bond geometry to one Ba(2), one Ba(5), one Ba(7), and one C(1) atom. In the eighteenth O site, O(18) is bonded in a single-bond geometry to one Ba(2), one Ba(3), one Ba(8), and one C(2) atom. In the nineteenth O site, O(19) is bonded in a 4-coordinate geometry to one Ba(3), one Ba(7), one Ba(9), and one Ge(3) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Ba(4), one Ba(8), one Ba(9), and one Ge(1) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Ba(5), one Ba(6), one Ba(9), and one Ge(2) atom. In the twenty-second O site, O(22) is bonded in a single-bond geometry to one Ba(10), one Ba(4), one Ba(6), and one C(3) atom. In the twenty-third O site, O(23) is bonded in a single-bond geometry to one Ba(10), one Ba(5), one Ba(7), and one C(1) atom. In the twenty-fourth O site, O(24) is bonded in a single-bond geometry to one Ba(10), one Ba(3), one Ba(8), and one C(2) atom. In the twenty-fifth O site, O(25) is bonded in a trigonal non-coplanar geometry to one Ba(3), one Ba(4), and one Ba(5) atom. In the twenty-sixth O site, O(26) is bonded in a trigonal planar geometry to one Ba(6), one Ba(7), and one Ba(8) atom.
Ba10Ge3C3O26 crystallizes in the triclinic P1 space group. There are ten inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 9-coordinate geometry to one O(13), one O(14), one O(15), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Ba(1)-O(13) bond length is 3.09 Å. The Ba(1)-O(14) bond length is 3.07 Å. The Ba(1)-O(15) bond length is 3.08 Å. The Ba(1)-O(4) bond length is 2.93 Å. The Ba(1)-O(5) bond length is 2.89 Å. The Ba(1)-O(6) bond length is 2.93 Å. The Ba(1)-O(7) bond length is 2.73 Å. The Ba(1)-O(8) bond length is 2.72 Å. The Ba(1)-O(9) bond length is 2.73 Å. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(16), one O(17), one O(18), one O(2), and one O(3) atom. The Ba(2)-O(1) bond length is 2.70 Å. The Ba(2)-O(10) bond length is 2.87 Å. The Ba(2)-O(11) bond length is 2.87 Å. The Ba(2)-O(12) bond length is 2.87 Å. The Ba(2)-O(16) bond length is 3.12 Å. The Ba(2)-O(17) bond length is 3.15 Å. The Ba(2)-O(18) bond length is 3.15 Å. The Ba(2)-O(2) bond length is 2.69 Å. The Ba(2)-O(3) bond length is 2.69 Å. In the third Ba site, Ba(3) is bonded in a 7-coordinate geometry to one O(13), one O(18), one O(19), one O(2), one O(24), one O(25), and one O(9) atom. The Ba(3)-O(13) bond length is 2.76 Å. The Ba(3)-O(18) bond length is 2.95 Å. The Ba(3)-O(19) bond length is 2.74 Å. The Ba(3)-O(2) bond length is 2.80 Å. The Ba(3)-O(24) bond length is 3.00 Å. The Ba(3)-O(25) bond length is 2.68 Å. The Ba(3)-O(9) bond length is 2.59 Å. In the fourth Ba site, Ba(4) is bonded in a 7-coordinate geometry to one O(14), one O(16), one O(20), one O(22), one O(25), one O(3), and one O(7) atom. The Ba(4)-O(14) bond length is 2.76 Å. The Ba(4)-O(16) bond length is 2.96 Å. The Ba(4)-O(20) bond length is 2.74 Å. The Ba(4)-O(22) bond length is 3.04 Å. The Ba(4)-O(25) bond length is 2.65 Å. The Ba(4)-O(3) bond length is 2.81 Å. The Ba(4)-O(7) bond length is 2.59 Å. In the fifth Ba site, Ba(5) is bonded in a 7-coordinate geometry to one O(1), one O(15), one O(17), one O(21), one O(23), one O(25), and one O(8) atom. The Ba(5)-O(1) bond length is 2.79 Å. The Ba(5)-O(15) bond length is 2.75 Å. The Ba(5)-O(17) bond length is 3.00 Å. The Ba(5)-O(21) bond length is 2.73 Å. The Ba(5)-O(23) bond length is 3.02 Å. The Ba(5)-O(25) bond length is 2.67 Å. The Ba(5)-O(8) bond length is 2.60 Å. In the sixth Ba site, Ba(6) is bonded in a 7-coordinate geometry to one O(12), one O(15), one O(16), one O(21), one O(22), one O(26), and one O(5) atom. The Ba(6)-O(12) bond length is 2.83 Å. The Ba(6)-O(15) bond length is 2.60 Å. The Ba(6)-O(16) bond length is 3.03 Å. The Ba(6)-O(21) bond length is 2.63 Å. The Ba(6)-O(22) bond length is 3.06 Å. The Ba(6)-O(26) bond length is 2.61 Å. The Ba(6)-O(5) bond length is 2.95 Å. In the seventh Ba site, Ba(7) is bonded in a 7-coordinate geometry to one O(10), one O(13), one O(17), one O(19), one O(23), one O(26), and one O(6) atom. The Ba(7)-O(10) bond length is 2.76 Å. The Ba(7)-O(13) bond length is 2.62 Å. The Ba(7)-O(17) bond length is 2.99 Å. The Ba(7)-O(19) bond length is 2.62 Å. The Ba(7)-O(23) bond length is 3.00 Å. The Ba(7)-O(26) bond length is 2.61 Å. The Ba(7)-O(6) bond length is 2.95 Å. In the eighth Ba site, Ba(8) is bonded in a 7-coordinate geometry to one O(11), one O(14), one O(18), one O(20), one O(24), one O(26), and one O(4) atom. The Ba(8)-O(11) bond length is 2.78 Å. The Ba(8)-O(14) bond length is 2.62 Å. The Ba(8)-O(18) bond length is 3.04 Å. The Ba(8)-O(20) bond length is 2.63 Å. The Ba(8)-O(24) bond length is 3.03 Å. The Ba(8)-O(26) bond length is 2.61 Å. The Ba(8)-O(4) bond length is 2.97 Å. In the ninth Ba site, Ba(9) is bonded in a 9-coordinate geometry to one O(19), one O(20), one O(21), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Ba(9)-O(19) bond length is 3.10 Å. The Ba(9)-O(20) bond length is 3.05 Å. The Ba(9)-O(21) bond length is 3.12 Å. The Ba(9)-O(4) bond length is 2.87 Å. The Ba(9)-O(5) bond length is 2.84 Å. The Ba(9)-O(6) bond length is 2.89 Å. The Ba(9)-O(7) bond length is 2.72 Å. The Ba(9)-O(8) bond length is 2.70 Å. The Ba(9)-O(9) bond length is 2.72 Å. In the tenth Ba site, Ba(10) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(2), one O(22), one O(23), one O(24), and one O(3) atom. The Ba(10)-O(1) bond length is 2.66 Å. The Ba(10)-O(10) bond length is 2.85 Å. The Ba(10)-O(11) bond length is 2.85 Å. The Ba(10)-O(12) bond length is 2.86 Å. The Ba(10)-O(2) bond length is 2.67 Å. The Ba(10)-O(22) bond length is 3.15 Å. The Ba(10)-O(23) bond length is 3.11 Å. The Ba(10)-O(24) bond length is 3.14 Å. The Ba(10)-O(3) bond length is 2.68 Å. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a tetrahedral geometry to one O(14), one O(2), one O(20), and one O(8) atom. The Ge(1)-O(14) bond length is 1.78 Å. The Ge(1)-O(2) bond length is 1.77 Å. The Ge(1)-O(20) bond length is 1.79 Å. The Ge(1)-O(8) bond length is 1.78 Å. In the second Ge site, Ge(2) is bonded in a tetrahedral geometry to one O(15), one O(21), one O(3), and one O(9) atom. The Ge(2)-O(15) bond length is 1.78 Å. The Ge(2)-O(21) bond length is 1.79 Å. The Ge(2)-O(3) bond length is 1.76 Å. The Ge(2)-O(9) bond length is 1.78 Å. In the third Ge site, Ge(3) is bonded in a tetrahedral geometry to one O(1), one O(13), one O(19), and one O(7) atom. The Ge(3)-O(1) bond length is 1.77 Å. The Ge(3)-O(13) bond length is 1.78 Å. The Ge(3)-O(19) bond length is 1.79 Å. The Ge(3)-O(7) bond length is 1.78 Å. There are three inequivalent C sites. In the first C site, C(1) is bonded in a tetrahedral geometry to one O(11), one O(17), one O(23), and one O(5) atom. The C(1)-O(11) bond length is 1.38 Å. The C(1)-O(17) bond length is 1.40 Å. The C(1)-O(23) bond length is 1.40 Å. The C(1)-O(5) bond length is 1.38 Å. In the second C site, C(2) is bonded in a tetrahedral geometry to one O(12), one O(18), one O(24), and one O(6) atom. The C(2)-O(12) bond length is 1.38 Å. The C(2)-O(18) bond length is 1.39 Å. The C(2)-O(24) bond length is 1.39 Å. The C(2)-O(6) bond length is 1.38 Å. In the third C site, C(3) is bonded in a tetrahedral geometry to one O(10), one O(16), one O(22), and one O(4) atom. The C(3)-O(10) bond length is 1.38 Å. The C(3)-O(16) bond length is 1.39 Å. The C(3)-O(22) bond length is 1.40 Å. The C(3)-O(4) bond length is 1.37 Å. There are twenty-six inequivalent O sites. In the first O site, O(1) is bonded to one Ba(10), one Ba(2), one Ba(5), and one Ge(3) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the second O site, O(2) is bonded to one Ba(10), one Ba(2), one Ba(3), and one Ge(1) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the third O site, O(3) is bonded to one Ba(10), one Ba(2), one Ba(4), and one Ge(2) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(8), one Ba(9), and one C(3) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(6), one Ba(9), and one C(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(7), one Ba(9), and one C(2) atom. In the seventh O site, O(7) is bonded to one Ba(1), one Ba(4), one Ba(9), and one Ge(3) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the eighth O site, O(8) is bonded to one Ba(1), one Ba(5), one Ba(9), and one Ge(1) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the ninth O site, O(9) is bonded to one Ba(1), one Ba(3), one Ba(9), and one Ge(2) atom to form a mixture of distorted corner and edge-sharing OBa3Ge tetrahedra. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Ba(10), one Ba(2), one Ba(7), and one C(3) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one Ba(10), one Ba(2), one Ba(8), and one C(1) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Ba(10), one Ba(2), one Ba(6), and one C(2) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(3), one Ba(7), and one Ge(3) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(4), one Ba(8), and one Ge(1) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(5), one Ba(6), and one Ge(2) atom. In the sixteenth O site, O(16) is bonded in a single-bond geometry to one Ba(2), one Ba(4), one Ba(6), and one C(3) atom. In the seventeenth O site, O(17) is bonded in a single-bond geometry to one Ba(2), one Ba(5), one Ba(7), and one C(1) atom. In the eighteenth O site, O(18) is bonded in a single-bond geometry to one Ba(2), one Ba(3), one Ba(8), and one C(2) atom. In the nineteenth O site, O(19) is bonded in a 4-coordinate geometry to one Ba(3), one Ba(7), one Ba(9), and one Ge(3) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Ba(4), one Ba(8), one Ba(9), and one Ge(1) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Ba(5), one Ba(6), one Ba(9), and one Ge(2) atom. In the twenty-second O site, O(22) is bonded in a single-bond geometry to one Ba(10), one Ba(4), one Ba(6), and one C(3) atom. In the twenty-third O site, O(23) is bonded in a single-bond geometry to one Ba(10), one Ba(5), one Ba(7), and one C(1) atom. In the twenty-fourth O site, O(24) is bonded in a single-bond geometry to one Ba(10), one Ba(3), one Ba(8), and one C(2) atom. In the twenty-fifth O site, O(25) is bonded in a trigonal non-coplanar geometry to one Ba(3), one Ba(4), and one Ba(5) atom. In the twenty-sixth O site, O(26) is bonded in a trigonal planar geometry to one Ba(6), one Ba(7), and one Ba(8) atom.