CaPtO6 crystallizes in the monoclinic Cc space group. Ca(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. Pt(1) is bonded in an octahedral geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(5) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(4) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(6) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(3) atom.
CaPtO6 crystallizes in the monoclinic Cc space group. Ca(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Ca(1)-O(1) bond length is 2.32 Å. The Ca(1)-O(2) bond length is 2.32 Å. The Ca(1)-O(3) bond length is 2.32 Å. The Ca(1)-O(4) bond length is 2.32 Å. The Ca(1)-O(5) bond length is 2.32 Å. The Ca(1)-O(6) bond length is 2.31 Å. Pt(1) is bonded in an octahedral geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Pt(1)-O(1) bond length is 2.04 Å. The Pt(1)-O(2) bond length is 2.05 Å. The Pt(1)-O(3) bond length is 2.05 Å. The Pt(1)-O(4) bond length is 2.04 Å. The Pt(1)-O(5) bond length is 2.05 Å. The Pt(1)-O(6) bond length is 2.05 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(5) atom. The O(1)-O(5) bond length is 1.47 Å. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(4) atom. The O(2)-O(4) bond length is 1.46 Å. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(6) atom. The O(3)-O(6) bond length is 1.46 Å. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Ca(1), one Pt(1), and one O(3) atom.