Sr(H8O5)2 crystallizes in the triclinic P1 space group. Sr(1) is bonded in a 8-coordinate geometry to one O(10), one O(3), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. There are sixteen inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(1) and one O(3) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(3) atom. In the third H site, H(3) is bonded in a linear geometry to one O(1) and one O(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(5) atom. In the sixth H site, H(6) is bonded in a linear geometry to one O(1) and one O(5) atom. In the seventh H site, H(7) is bonded in a linear geometry to one O(1) and one O(6) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(6) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(7) atom. In the tenth H site, H(10) is bonded in a linear geometry to one O(2) and one O(7) atom. In the eleventh H site, H(11) is bonded in a linear geometry to one O(2) and one O(8) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(8) atom. In the thirteenth H site, H(13) is bonded in a linear geometry to one O(2) and one O(9) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one O(9) atom. In the fifteenth H site, H(15) is bonded in a linear geometry to one O(10) and one O(2) atom. In the sixteenth H site, H(16) is bonded in a single-bond geometry to one O(10) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one H(1), one H(3), one H(6), one H(7), and one O(2) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to one H(10), one H(11), one H(13), one H(15), and one O(1) atom. In the third O site, O(3) is bonded in a water-like geometry to one Sr(1), one H(1), and one H(2) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one Sr(1), one H(3), and one H(4) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Sr(1), one H(5), and one H(6) atom. In the sixth O site, O(6) is bonded in a distorted water-like geometry to one Sr(1), one H(7), and one H(8) atom. In the seventh O site, O(7) is bonded in a water-like geometry to one Sr(1), one H(10), and one H(9) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one Sr(1), one H(11), and one H(12) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one Sr(1), one H(13), and one H(14) atom. In the tenth O site, O(10) is bonded in a water-like geometry to one Sr(1), one H(15), and one H(16) atom.
Sr(H8O5)2 crystallizes in the triclinic P1 space group. Sr(1) is bonded in a 8-coordinate geometry to one O(10), one O(3), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Sr(1)-O(10) bond length is 2.66 Å. The Sr(1)-O(3) bond length is 2.64 Å. The Sr(1)-O(4) bond length is 2.63 Å. The Sr(1)-O(5) bond length is 2.63 Å. The Sr(1)-O(6) bond length is 2.58 Å. The Sr(1)-O(7) bond length is 2.64 Å. The Sr(1)-O(8) bond length is 2.66 Å. The Sr(1)-O(9) bond length is 2.65 Å. There are sixteen inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(1) and one O(3) atom. The H(1)-O(1) bond length is 1.55 Å. The H(1)-O(3) bond length is 1.03 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(3) atom. The H(2)-O(3) bond length is 0.98 Å. In the third H site, H(3) is bonded in a linear geometry to one O(1) and one O(4) atom. The H(3)-O(1) bond length is 1.63 Å. The H(3)-O(4) bond length is 1.01 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(4) atom. The H(4)-O(4) bond length is 0.99 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(5) atom. The H(5)-O(5) bond length is 0.99 Å. In the sixth H site, H(6) is bonded in a linear geometry to one O(1) and one O(5) atom. The H(6)-O(1) bond length is 1.63 Å. The H(6)-O(5) bond length is 1.02 Å. In the seventh H site, H(7) is bonded in a linear geometry to one O(1) and one O(6) atom. The H(7)-O(1) bond length is 1.64 Å. The H(7)-O(6) bond length is 1.01 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(6) atom. The H(8)-O(6) bond length is 0.98 Å. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(7) atom. The H(9)-O(7) bond length is 0.99 Å. In the tenth H site, H(10) is bonded in a linear geometry to one O(2) and one O(7) atom. The H(10)-O(2) bond length is 1.63 Å. The H(10)-O(7) bond length is 1.02 Å. In the eleventh H site, H(11) is bonded in a linear geometry to one O(2) and one O(8) atom. The H(11)-O(2) bond length is 1.64 Å. The H(11)-O(8) bond length is 1.02 Å. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(8) atom. The H(12)-O(8) bond length is 0.99 Å. In the thirteenth H site, H(13) is bonded in a linear geometry to one O(2) and one O(9) atom. The H(13)-O(2) bond length is 1.62 Å. The H(13)-O(9) bond length is 1.02 Å. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one O(9) atom. The H(14)-O(9) bond length is 0.99 Å. In the fifteenth H site, H(15) is bonded in a linear geometry to one O(10) and one O(2) atom. The H(15)-O(10) bond length is 1.02 Å. The H(15)-O(2) bond length is 1.64 Å. In the sixteenth H site, H(16) is bonded in a single-bond geometry to one O(10) atom. The H(16)-O(10) bond length is 0.98 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one H(1), one H(3), one H(6), one H(7), and one O(2) atom. The O(1)-O(2) bond length is 1.50 Å. In the second O site, O(2) is bonded in a 5-coordinate geometry to one H(10), one H(11), one H(13), one H(15), and one O(1) atom. In the third O site, O(3) is bonded in a water-like geometry to one Sr(1), one H(1), and one H(2) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one Sr(1), one H(3), and one H(4) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Sr(1), one H(5), and one H(6) atom. In the sixth O site, O(6) is bonded in a distorted water-like geometry to one Sr(1), one H(7), and one H(8) atom. In the seventh O site, O(7) is bonded in a water-like geometry to one Sr(1), one H(10), and one H(9) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one Sr(1), one H(11), and one H(12) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one Sr(1), one H(13), and one H(14) atom. In the tenth O site, O(10) is bonded in a water-like geometry to one Sr(1), one H(15), and one H(16) atom.