ZnCo(P2O7) crystallizes in the triclinic P1 space group. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(16), one O(21), one O(24), one O(28), and one O(5) atom to form CoO5 square pyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra,  an edgeedge with one Co(2)O5 square pyramid, and  an edgeedge with one Zn(3)O5 trigonal bipyramid. In the second Co site, Co(2) is bonded to one O(13), one O(21), one O(24), one O(25), and one O(8) atom to form CoO5 square pyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(7)O4 tetrahedra,  an edgeedge with one Co(1)O5 square pyramid, and  an edgeedge with one Zn(2)O5 trigonal bipyramid. In the third Co site, Co(3) is bonded to one O(15), one O(22), one O(23), one O(27), and one O(6) atom to form CoO5 square pyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(5)O4 tetrahedra,  an edgeedge with one Co(4)O5 square pyramid, and  an edgeedge with one Zn(4)O5 trigonal bipyramid. In the fourth Co site, Co(4) is bonded to one O(14), one O(22), one O(23), one O(26), and one O(7) atom to form CoO5 square pyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(8)O4 tetrahedra,  an edgeedge with one Co(3)O5 square pyramid, and  an edgeedge with one Zn(1)O5 trigonal bipyramid. There are four inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(17), one O(19), one O(26), one O(7), and one O(9) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra,  an edgeedge with one Co(4)O5 square pyramid, and  an edgeedge with one Zn(3)O5 trigonal bipyramid. In the second Zn site, Zn(2) is bonded to one O(10), one O(18), one O(20), one O(25), and one O(8) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  an edgeedge with one Co(2)O5 square pyramid, and  an edgeedge with one Zn(4)O5 trigonal bipyramid. In the third Zn site, Zn(3) is bonded to one O(11), one O(17), one O(19), one O(28), and one O(5) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra,  an edgeedge with one Co(1)O5 square pyramid, and  an edgeedge with one Zn(1)O5 trigonal bipyramid. In the fourth Zn site, Zn(4) is bonded to one O(12), one O(18), one O(20), one O(27), and one O(6) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  an edgeedge with one Co(3)O5 square pyramid, and  an edgeedge with one Zn(2)O5 trigonal bipyramid. There are eight inequivalent P sites. In the first P site, P(1) is bonded to one O(19), one O(23), one O(3), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid,  a cornercorner with one Co(3)O5 square pyramid,  a cornercorner with one Co(4)O5 square pyramid,  a cornercorner with one P(7)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and corners with two equivalent Zn(3)O5 trigonal bipyramids. In the second P site, P(2) is bonded to one O(20), one O(24), one O(4), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid,  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one Co(3)O5 square pyramid,  a cornercorner with one P(8)O4 tetrahedra,  a cornercorner with one Zn(2)O5 trigonal bipyramid, and corners with two equivalent Zn(4)O5 trigonal bipyramids. In the third P site, P(3) is bonded to one O(1), one O(17), one O(21), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid,  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one Co(4)O5 square pyramid,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one Zn(3)O5 trigonal bipyramid, and corners with two equivalent Zn(1)O5 trigonal bipyramids. In the fourth P site, P(4) is bonded to one O(18), one O(2), one O(22), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one Co(3)O5 square pyramid,  a cornercorner with one Co(4)O5 square pyramid,  a cornercorner with one P(6)O4 tetrahedra,  a cornercorner with one Zn(4)O5 trigonal bipyramid, and corners with two equivalent Zn(2)O5 trigonal bipyramids. In the fifth P site, P(5) is bonded to one O(1), one O(11), one O(15), and one O(27) atom to form PO4 tetrahedra that share corners with two equivalent Co(3)O5 square pyramids,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one Zn(3)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O5 trigonal bipyramid. In the sixth P site, P(6) is bonded to one O(12), one O(16), one O(2), and one O(28) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O5 square pyramids,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one Zn(3)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O5 trigonal bipyramid. In the seventh P site, P(7) is bonded to one O(13), one O(25), one O(3), and one O(9) atom to form PO4 tetrahedra that share corners with two equivalent Co(2)O5 square pyramids,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and  a cornercorner with one Zn(2)O5 trigonal bipyramid. In the eighth P site, P(8) is bonded to one O(10), one O(14), one O(26), and one O(4) atom to form PO4 tetrahedra that share corners with two equivalent Co(4)O5 square pyramids,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and  a cornercorner with one Zn(2)O5 trigonal bipyramid. There are twenty-eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one P(3) and one P(5) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one P(4) and one P(6) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one P(1) and one P(7) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one P(2) and one P(8) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Co(1), one Zn(3), and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Co(3), one Zn(4), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Co(4), one Zn(1), and one P(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Co(2), one Zn(2), and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one P(7) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one Zn(2) and one P(8) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Zn(3) and one P(5) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Zn(4) and one P(6) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one Co(2) and one P(7) atom. In the fourteenth O site, O(14) is bonded in a bent 150 degrees geometry to one Co(4) and one P(8) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one Co(3) and one P(5) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Co(1) and one P(6) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(3), and one P(3) atom. In the eighteenth O site, O(18) is bonded in a distorted trigonal planar geometry to one Zn(2), one Zn(4), and one P(4) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(3), and one P(1) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal planar geometry to one Zn(2), one Zn(4), and one P(2) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(3) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal planar geometry to one Co(3), one Co(4), and one P(4) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one Co(3), one Co(4), and one P(1) atom. In the twenty-fourth O site, O(24) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(2) atom. In the twenty-fifth O site, O(25) is bonded in a distorted trigonal planar geometry to one Co(2), one Zn(2), and one P(7) atom. In the twenty-sixth O site, O(26) is bonded in a 3-coordinate geometry to one Co(4), one Zn(1), and one P(8) atom. In the twenty-seventh O site, O(27) is bonded in a 3-coordinate geometry to one Co(3), one Zn(4), and one P(5) atom. In the twenty-eighth O site, O(28) is bonded in a 3-coordinate geometry to one Co(1), one Zn(3), and one P(6) atom.
ZnCo(P2O7) crystallizes in the triclinic P1 space group. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(16), one O(21), one O(24), one O(28), and one O(5) atom to form CoO5 square pyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra,  an edgeedge with one Co(2)O5 square pyramid, and  an edgeedge with one Zn(3)O5 trigonal bipyramid. The Co(1)-O(16) bond length is 2.01 Å. The Co(1)-O(21) bond length is 2.15 Å. The Co(1)-O(24) bond length is 2.00 Å. The Co(1)-O(28) bond length is 2.09 Å. The Co(1)-O(5) bond length is 2.06 Å. In the second Co site, Co(2) is bonded to one O(13), one O(21), one O(24), one O(25), and one O(8) atom to form CoO5 square pyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(7)O4 tetrahedra,  an edgeedge with one Co(1)O5 square pyramid, and  an edgeedge with one Zn(2)O5 trigonal bipyramid. The Co(2)-O(13) bond length is 2.01 Å. The Co(2)-O(21) bond length is 1.99 Å. The Co(2)-O(24) bond length is 2.17 Å. The Co(2)-O(25) bond length is 2.09 Å. The Co(2)-O(8) bond length is 2.06 Å. In the third Co site, Co(3) is bonded to one O(15), one O(22), one O(23), one O(27), and one O(6) atom to form CoO5 square pyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(5)O4 tetrahedra,  an edgeedge with one Co(4)O5 square pyramid, and  an edgeedge with one Zn(4)O5 trigonal bipyramid. The Co(3)-O(15) bond length is 2.00 Å. The Co(3)-O(22) bond length is 2.14 Å. The Co(3)-O(23) bond length is 2.02 Å. The Co(3)-O(27) bond length is 2.12 Å. The Co(3)-O(6) bond length is 2.04 Å. In the fourth Co site, Co(4) is bonded to one O(14), one O(22), one O(23), one O(26), and one O(7) atom to form CoO5 square pyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(8)O4 tetrahedra,  an edgeedge with one Co(3)O5 square pyramid, and  an edgeedge with one Zn(1)O5 trigonal bipyramid. The Co(4)-O(14) bond length is 2.01 Å. The Co(4)-O(22) bond length is 1.99 Å. The Co(4)-O(23) bond length is 2.14 Å. The Co(4)-O(26) bond length is 2.10 Å. The Co(4)-O(7) bond length is 2.06 Å. There are four inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(17), one O(19), one O(26), one O(7), and one O(9) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra,  an edgeedge with one Co(4)O5 square pyramid, and  an edgeedge with one Zn(3)O5 trigonal bipyramid. The Zn(1)-O(17) bond length is 2.07 Å. The Zn(1)-O(19) bond length is 2.09 Å. The Zn(1)-O(26) bond length is 2.18 Å. The Zn(1)-O(7) bond length is 2.11 Å. The Zn(1)-O(9) bond length is 2.01 Å. In the second Zn site, Zn(2) is bonded to one O(10), one O(18), one O(20), one O(25), and one O(8) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  an edgeedge with one Co(2)O5 square pyramid, and  an edgeedge with one Zn(4)O5 trigonal bipyramid. The Zn(2)-O(10) bond length is 2.01 Å. The Zn(2)-O(18) bond length is 2.08 Å. The Zn(2)-O(20) bond length is 2.10 Å. The Zn(2)-O(25) bond length is 2.17 Å. The Zn(2)-O(8) bond length is 2.11 Å. In the third Zn site, Zn(3) is bonded to one O(11), one O(17), one O(19), one O(28), and one O(5) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra,  an edgeedge with one Co(1)O5 square pyramid, and  an edgeedge with one Zn(1)O5 trigonal bipyramid. The Zn(3)-O(11) bond length is 2.01 Å. The Zn(3)-O(17) bond length is 2.10 Å. The Zn(3)-O(19) bond length is 2.07 Å. The Zn(3)-O(28) bond length is 2.18 Å. The Zn(3)-O(5) bond length is 2.11 Å. In the fourth Zn site, Zn(4) is bonded to one O(12), one O(18), one O(20), one O(27), and one O(6) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  an edgeedge with one Co(3)O5 square pyramid, and  an edgeedge with one Zn(2)O5 trigonal bipyramid. The Zn(4)-O(12) bond length is 2.01 Å. The Zn(4)-O(18) bond length is 2.10 Å. The Zn(4)-O(20) bond length is 2.08 Å. The Zn(4)-O(27) bond length is 2.19 Å. The Zn(4)-O(6) bond length is 2.12 Å. There are eight inequivalent P sites. In the first P site, P(1) is bonded to one O(19), one O(23), one O(3), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid,  a cornercorner with one Co(3)O5 square pyramid,  a cornercorner with one Co(4)O5 square pyramid,  a cornercorner with one P(7)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and corners with two equivalent Zn(3)O5 trigonal bipyramids. The P(1)-O(19) bond length is 1.54 Å. The P(1)-O(23) bond length is 1.53 Å. The P(1)-O(3) bond length is 1.58 Å. The P(1)-O(5) bond length is 1.54 Å. In the second P site, P(2) is bonded to one O(20), one O(24), one O(4), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid,  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one Co(3)O5 square pyramid,  a cornercorner with one P(8)O4 tetrahedra,  a cornercorner with one Zn(2)O5 trigonal bipyramid, and corners with two equivalent Zn(4)O5 trigonal bipyramids. The P(2)-O(20) bond length is 1.54 Å. The P(2)-O(24) bond length is 1.53 Å. The P(2)-O(4) bond length is 1.58 Å. The P(2)-O(6) bond length is 1.54 Å. In the third P site, P(3) is bonded to one O(1), one O(17), one O(21), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid,  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one Co(4)O5 square pyramid,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one Zn(3)O5 trigonal bipyramid, and corners with two equivalent Zn(1)O5 trigonal bipyramids. The P(3)-O(1) bond length is 1.59 Å. The P(3)-O(17) bond length is 1.54 Å. The P(3)-O(21) bond length is 1.53 Å. The P(3)-O(7) bond length is 1.54 Å. In the fourth P site, P(4) is bonded to one O(18), one O(2), one O(22), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one Co(3)O5 square pyramid,  a cornercorner with one Co(4)O5 square pyramid,  a cornercorner with one P(6)O4 tetrahedra,  a cornercorner with one Zn(4)O5 trigonal bipyramid, and corners with two equivalent Zn(2)O5 trigonal bipyramids. The P(4)-O(18) bond length is 1.54 Å. The P(4)-O(2) bond length is 1.58 Å. The P(4)-O(22) bond length is 1.53 Å. The P(4)-O(8) bond length is 1.54 Å. In the fifth P site, P(5) is bonded to one O(1), one O(11), one O(15), and one O(27) atom to form PO4 tetrahedra that share corners with two equivalent Co(3)O5 square pyramids,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one Zn(3)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O5 trigonal bipyramid. The P(5)-O(1) bond length is 1.65 Å. The P(5)-O(11) bond length is 1.54 Å. The P(5)-O(15) bond length is 1.51 Å. The P(5)-O(27) bond length is 1.55 Å. In the sixth P site, P(6) is bonded to one O(12), one O(16), one O(2), and one O(28) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O5 square pyramids,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one Zn(3)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O5 trigonal bipyramid. The P(6)-O(12) bond length is 1.53 Å. The P(6)-O(16) bond length is 1.51 Å. The P(6)-O(2) bond length is 1.65 Å. The P(6)-O(28) bond length is 1.55 Å. In the seventh P site, P(7) is bonded to one O(13), one O(25), one O(3), and one O(9) atom to form PO4 tetrahedra that share corners with two equivalent Co(2)O5 square pyramids,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and  a cornercorner with one Zn(2)O5 trigonal bipyramid. The P(7)-O(13) bond length is 1.51 Å. The P(7)-O(25) bond length is 1.56 Å. The P(7)-O(3) bond length is 1.64 Å. The P(7)-O(9) bond length is 1.53 Å. In the eighth P site, P(8) is bonded to one O(10), one O(14), one O(26), and one O(4) atom to form PO4 tetrahedra that share corners with two equivalent Co(4)O5 square pyramids,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and  a cornercorner with one Zn(2)O5 trigonal bipyramid. The P(8)-O(10) bond length is 1.53 Å. The P(8)-O(14) bond length is 1.51 Å. The P(8)-O(26) bond length is 1.55 Å. The P(8)-O(4) bond length is 1.65 Å. There are twenty-eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one P(3) and one P(5) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one P(4) and one P(6) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one P(1) and one P(7) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one P(2) and one P(8) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Co(1), one Zn(3), and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Co(3), one Zn(4), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Co(4), one Zn(1), and one P(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Co(2), one Zn(2), and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one P(7) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one Zn(2) and one P(8) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Zn(3) and one P(5) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Zn(4) and one P(6) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one Co(2) and one P(7) atom. In the fourteenth O site, O(14) is bonded in a bent 150 degrees geometry to one Co(4) and one P(8) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one Co(3) and one P(5) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Co(1) and one P(6) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(3), and one P(3) atom. In the eighteenth O site, O(18) is bonded in a distorted trigonal planar geometry to one Zn(2), one Zn(4), and one P(4) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(3), and one P(1) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal planar geometry to one Zn(2), one Zn(4), and one P(2) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(3) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal planar geometry to one Co(3), one Co(4), and one P(4) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one Co(3), one Co(4), and one P(1) atom. In the twenty-fourth O site, O(24) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one P(2) atom. In the twenty-fifth O site, O(25) is bonded in a distorted trigonal planar geometry to one Co(2), one Zn(2), and one P(7) atom. In the twenty-sixth O site, O(26) is bonded in a 3-coordinate geometry to one Co(4), one Zn(1), and one P(8) atom. In the twenty-seventh O site, O(27) is bonded in a 3-coordinate geometry to one Co(3), one Zn(4), and one P(5) atom. In the twenty-eighth O site, O(28) is bonded in a 3-coordinate geometry to one Co(1), one Zn(3), and one P(6) atom.