Zn3H6(CO)10 crystallizes in the triclinic P-1 space group. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted corner-sharing ZnO6 pentagonal pyramids. The Zn(1)-O(1) bond length is 2.10 Å. The Zn(1)-O(2) bond length is 2.10 Å. The Zn(1)-O(3) bond length is 2.27 Å. The Zn(1)-O(4) bond length is 2.27 Å. The Zn(1)-O(5) bond length is 2.09 Å. The Zn(1)-O(6) bond length is 2.09 Å. In the second Zn site, Zn(2) is bonded to one O(10), one O(3), one O(7), and one O(9) atom to form ZnO4 trigonal pyramids that share  a cornercorner with one Zn(1)O6 pentagonal pyramid and corners with two equivalent Zn(3)O4 trigonal pyramids. The Zn(2)-O(10) bond length is 2.07 Å. The Zn(2)-O(3) bond length is 1.92 Å. The Zn(2)-O(7) bond length is 1.98 Å. The Zn(2)-O(9) bond length is 1.97 Å. In the third Zn site, Zn(3) is bonded to one O(10), one O(4), one O(8), and one O(9) atom to form ZnO4 trigonal pyramids that share  a cornercorner with one Zn(1)O6 pentagonal pyramid and corners with two equivalent Zn(2)O4 trigonal pyramids. The Zn(3)-O(10) bond length is 1.97 Å. The Zn(3)-O(4) bond length is 1.92 Å. The Zn(3)-O(8) bond length is 1.98 Å. The Zn(3)-O(9) bond length is 2.07 Å. There are ten inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(7) atom. The C(1)-C(3) bond length is 1.47 Å. The C(1)-C(5) bond length is 1.42 Å. The C(1)-C(7) bond length is 1.42 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(8) atom. The C(2)-C(4) bond length is 1.47 Å. The C(2)-C(6) bond length is 1.42 Å. The C(2)-C(8) bond length is 1.42 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(1), one C(5), and one C(9) atom. The C(3)-C(5) bond length is 1.39 Å. The C(3)-C(9) bond length is 1.45 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(10), one C(2), and one C(6) atom. The C(4)-C(10) bond length is 1.45 Å. The C(4)-C(6) bond length is 1.39 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(1); one C(3); and one H(5,6) atom. The C(5)-H(5,6) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(2); one C(4); and one H(5,6) atom. The C(6)-H(5,6) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(3) atom. The C(7)-O(1) bond length is 1.32 Å. The C(7)-O(3) bond length is 1.33 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(2), and one O(4) atom. The C(8)-O(2) bond length is 1.32 Å. The C(8)-O(4) bond length is 1.33 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(7), and one O(9) atom. The C(9)-O(7) bond length is 1.28 Å. The C(9)-O(9) bond length is 1.34 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(10), and one O(8) atom. The C(10)-O(10) bond length is 1.34 Å. The C(10)-O(8) bond length is 1.28 Å. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(5) atom. The H(1)-O(5) bond length is 0.98 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(6) atom. The H(2)-O(6) bond length is 0.98 Å. In the third H site, H(3) is bonded in a distorted single-bond geometry to one O(1) and one O(5) atom. The H(3)-O(1) bond length is 1.67 Å. The H(3)-O(5) bond length is 1.02 Å. In the fourth H site, H(4) is bonded in a distorted single-bond geometry to one O(2) and one O(6) atom. The H(4)-O(2) bond length is 1.67 Å. The H(4)-O(6) bond length is 1.02 Å. In the fifth H site, H(5,6) is bonded in a single-bond geometry to one C(5) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one C(7), and one H(3) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one C(8), and one H(4) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Zn(1), one Zn(2), and one C(7) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Zn(1), one Zn(3), and one C(8) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(1), and one H(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(2), and one H(4) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(9) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(10) atom. In the ninth O site, O(9) is bonded in a trigonal non-coplanar geometry to one Zn(2), one Zn(3), and one C(9) atom. In the tenth O site, O(10) is bonded in a trigonal non-coplanar geometry to one Zn(2), one Zn(3), and one C(10) atom. Linkers: 2 [O]C(=O)c1cc(C([O])=O)c(C([O])=O)cc1C([O])=O. Metal clusters: 6 [Zn]. The MOF has largest included sphere 2.94 A, density 2.43 g/cm3, surface area 2620.71 m2/g, accessible volume 0.09 cm3/g