LiCoP2O7 crystallizes in the monoclinic Cc space group. Li(1) is bonded in a distorted see-saw-like geometry to one O(3), one O(4), one O(5), and one O(6) atom. Co(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(4), and one O(5) atom. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(7) atom to form corner-sharing PO4 tetrahedra. In the second P site, P(2) is bonded to one O(4), one O(5), one O(6), and one O(7) atom to form corner-sharing PO4 tetrahedra. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Co(1) and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one P(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Li(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Co(1), and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Li(1) and one P(2) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one P(1) and one P(2) atom.
LiCoP2O7 crystallizes in the monoclinic Cc space group. Li(1) is bonded in a distorted see-saw-like geometry to one O(3), one O(4), one O(5), and one O(6) atom. The Li(1)-O(3) bond length is 1.95 Å. The Li(1)-O(4) bond length is 2.46 Å. The Li(1)-O(5) bond length is 2.26 Å. The Li(1)-O(6) bond length is 1.93 Å. Co(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(4), and one O(5) atom. The Co(1)-O(1) bond length is 1.88 Å. The Co(1)-O(2) bond length is 1.85 Å. The Co(1)-O(4) bond length is 1.90 Å. The Co(1)-O(5) bond length is 1.93 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(7) atom to form corner-sharing PO4 tetrahedra. The P(1)-O(1) bond length is 1.56 Å. The P(1)-O(2) bond length is 1.55 Å. The P(1)-O(3) bond length is 1.48 Å. The P(1)-O(7) bond length is 1.64 Å. In the second P site, P(2) is bonded to one O(4), one O(5), one O(6), and one O(7) atom to form corner-sharing PO4 tetrahedra. The P(2)-O(4) bond length is 1.57 Å. The P(2)-O(5) bond length is 1.57 Å. The P(2)-O(6) bond length is 1.48 Å. The P(2)-O(7) bond length is 1.65 Å. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Co(1) and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one P(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Li(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Co(1), and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Li(1) and one P(2) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one P(1) and one P(2) atom.