MgCo6Ag2P6(HO6)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 5-coordinate geometry to one Ag(1), one O(16), one O(21), one O(22), one O(6), and one O(8) atom. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded in a 6-coordinate geometry to one O(10), one O(15), one O(16), one O(2), one O(21), and one O(22) atom. In the second Co site, Co(2) is bonded to one O(1), one O(11), one O(17), one O(19), one O(23), and one O(7) atom to form CoO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  an edgeedge with one Co(4)O6 octahedra, and  an edgeedge with one Co(6)O6 octahedra. In the third Co site, Co(3) is bonded in a 6-coordinate geometry to one O(14), one O(16), one O(18), one O(22), one O(6), and one O(9) atom. In the fourth Co site, Co(4) is bonded to one O(1), one O(13), one O(15), one O(21), one O(23), and one O(5) atom to form CoO6 octahedra 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,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra, and  an edgeedge with one Co(2)O6 octahedra. In the fifth Co site, Co(5) is bonded to one O(12), one O(18), one O(20), one O(24), one O(8), and one O(9) atom to form distorted CoO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  an edgeedge with one Co(6)O6 octahedra. In the sixth Co site, Co(6) is bonded to one O(17), one O(19), one O(20), one O(24), one O(3), and one O(4) atom to form CoO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  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(1)O4 tetrahedra,  an edgeedge with one Co(2)O6 octahedra, and  an edgeedge with one Co(5)O6 octahedra. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 8-coordinate geometry to one Mg(1), one O(17), one O(24), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. In the second Ag site, Ag(2) is bonded in a 3-coordinate geometry to one O(5), one O(6), and one O(7) atom. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(13), one O(14), one O(17), and one O(24) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, and corners with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-59°. In the second P site, P(2) is bonded to one O(11), one O(12), one O(15), and one O(16) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, and  a cornercorner with one Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-60°. In the third P site, P(3) is bonded to one O(10), one O(20), one O(5), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, and corners with two equivalent Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-56°. In the fourth P site, P(4) is bonded to one O(1), one O(19), one O(2), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, and corners with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-55°. In the fifth P site, P(5) is bonded to one O(18), one O(22), one O(3), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, and  a cornercorner with one Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-54°. In the sixth P site, P(6) is bonded to one O(21), one O(23), one O(4), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, and corners with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-59°. There are four inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(10) and one O(13) atom. In the second H site, H(2) is bonded in a linear geometry to one O(14) and one O(2) atom. In the third H site, H(3) is bonded in a linear geometry to one O(11) and one O(3) atom. In the fourth H site, H(4) is bonded in a distorted linear geometry to one O(12) and one O(4) atom. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Co(2), one Co(4), and one P(4) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Co(1), one P(4), and one H(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Co(6), one P(5), and one H(3) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Co(6), one P(6), and one H(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Co(4), one Ag(1), one Ag(2), and one P(3) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one Co(3), one Ag(1), one Ag(2), and one P(4) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Co(2), one Ag(1), one Ag(2), and one P(5) atom. In the eighth O site, O(8) is bonded in a 1-coordinate geometry to one Mg(1), one Co(5), one Ag(1), and one P(6) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Co(3), one Co(5), one Ag(1), and one P(3) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one P(3), and one H(1) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Co(2), one P(2), and one H(3) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(5), one P(2), and one H(4) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Co(4), one P(1), and one H(1) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Co(3), one P(1), and one H(2) atom. In the fifteenth O site, O(15) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(4), and one P(2) atom. In the sixteenth O site, O(16) is bonded in a 4-coordinate geometry to one Mg(1), one Co(1), one Co(3), and one P(2) atom. In the seventeenth O site, O(17) is bonded in a 4-coordinate geometry to one Co(2), one Co(6), one Ag(1), and one P(1) atom. In the eighteenth O site, O(18) is bonded in a 3-coordinate geometry to one Co(3), one Co(5), and one P(5) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one Co(2), one Co(6), and one P(4) atom. In the twentieth O site, O(20) is bonded in a 3-coordinate geometry to one Co(5), one Co(6), and one P(3) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Mg(1), one Co(1), one Co(4), and one P(6) atom. In the twenty-second O site, O(22) is bonded in a 4-coordinate geometry to one Mg(1), one Co(1), one Co(3), and one P(5) atom. In the twenty-third O site, O(23) is bonded in a 3-coordinate geometry to one Co(2), one Co(4), and one P(6) atom. In the twenty-fourth O site, O(24) is bonded in a 4-coordinate geometry to one Co(5), one Co(6), one Ag(1), and one P(1) atom.
MgCo6Ag2P6(HO6)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 5-coordinate geometry to one Ag(1), one O(16), one O(21), one O(22), one O(6), and one O(8) atom. The Mg(1)-Ag(1) bond length is 2.70 Å. The Mg(1)-O(16) bond length is 1.99 Å. The Mg(1)-O(21) bond length is 2.17 Å. The Mg(1)-O(22) bond length is 2.03 Å. The Mg(1)-O(6) bond length is 2.16 Å. The Mg(1)-O(8) bond length is 2.25 Å. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded in a 6-coordinate geometry to one O(10), one O(15), one O(16), one O(2), one O(21), and one O(22) atom. The Co(1)-O(10) bond length is 2.14 Å. The Co(1)-O(15) bond length is 2.10 Å. The Co(1)-O(16) bond length is 2.63 Å. The Co(1)-O(2) bond length is 2.19 Å. The Co(1)-O(21) bond length is 2.37 Å. The Co(1)-O(22) bond length is 2.60 Å. In the second Co site, Co(2) is bonded to one O(1), one O(11), one O(17), one O(19), one O(23), and one O(7) atom to form CoO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  an edgeedge with one Co(4)O6 octahedra, and  an edgeedge with one Co(6)O6 octahedra. The Co(2)-O(1) bond length is 2.21 Å. The Co(2)-O(11) bond length is 2.13 Å. The Co(2)-O(17) bond length is 2.26 Å. The Co(2)-O(19) bond length is 2.16 Å. The Co(2)-O(23) bond length is 2.04 Å. The Co(2)-O(7) bond length is 2.06 Å. In the third Co site, Co(3) is bonded in a 6-coordinate geometry to one O(14), one O(16), one O(18), one O(22), one O(6), and one O(9) atom. The Co(3)-O(14) bond length is 2.10 Å. The Co(3)-O(16) bond length is 2.23 Å. The Co(3)-O(18) bond length is 2.08 Å. The Co(3)-O(22) bond length is 2.31 Å. The Co(3)-O(6) bond length is 2.52 Å. The Co(3)-O(9) bond length is 2.04 Å. In the fourth Co site, Co(4) is bonded to one O(1), one O(13), one O(15), one O(21), one O(23), and one O(5) atom to form CoO6 octahedra 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,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra, and  an edgeedge with one Co(2)O6 octahedra. The Co(4)-O(1) bond length is 2.11 Å. The Co(4)-O(13) bond length is 2.11 Å. The Co(4)-O(15) bond length is 2.14 Å. The Co(4)-O(21) bond length is 2.18 Å. The Co(4)-O(23) bond length is 2.20 Å. The Co(4)-O(5) bond length is 2.10 Å. In the fifth Co site, Co(5) is bonded to one O(12), one O(18), one O(20), one O(24), one O(8), and one O(9) atom to form distorted CoO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  an edgeedge with one Co(6)O6 octahedra. The Co(5)-O(12) bond length is 2.20 Å. The Co(5)-O(18) bond length is 2.14 Å. The Co(5)-O(20) bond length is 2.15 Å. The Co(5)-O(24) bond length is 2.22 Å. The Co(5)-O(8) bond length is 2.39 Å. The Co(5)-O(9) bond length is 2.17 Å. In the sixth Co site, Co(6) is bonded to one O(17), one O(19), one O(20), one O(24), one O(3), and one O(4) atom to form CoO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  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(1)O4 tetrahedra,  an edgeedge with one Co(2)O6 octahedra, and  an edgeedge with one Co(5)O6 octahedra. The Co(6)-O(17) bond length is 2.20 Å. The Co(6)-O(19) bond length is 2.14 Å. The Co(6)-O(20) bond length is 2.26 Å. The Co(6)-O(24) bond length is 2.17 Å. The Co(6)-O(3) bond length is 2.24 Å. The Co(6)-O(4) bond length is 2.20 Å. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 8-coordinate geometry to one Mg(1), one O(17), one O(24), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Ag(1)-O(17) bond length is 2.41 Å. The Ag(1)-O(24) bond length is 2.65 Å. The Ag(1)-O(5) bond length is 2.61 Å. The Ag(1)-O(6) bond length is 2.78 Å. The Ag(1)-O(7) bond length is 2.50 Å. The Ag(1)-O(8) bond length is 2.52 Å. The Ag(1)-O(9) bond length is 2.57 Å. In the second Ag site, Ag(2) is bonded in a 3-coordinate geometry to one O(5), one O(6), and one O(7) atom. The Ag(2)-O(5) bond length is 2.25 Å. The Ag(2)-O(6) bond length is 2.36 Å. The Ag(2)-O(7) bond length is 2.44 Å. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(13), one O(14), one O(17), and one O(24) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, and corners with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-59°. The P(1)-O(13) bond length is 1.55 Å. The P(1)-O(14) bond length is 1.55 Å. The P(1)-O(17) bond length is 1.58 Å. The P(1)-O(24) bond length is 1.57 Å. In the second P site, P(2) is bonded to one O(11), one O(12), one O(15), and one O(16) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, and  a cornercorner with one Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-60°. The P(2)-O(11) bond length is 1.54 Å. The P(2)-O(12) bond length is 1.60 Å. The P(2)-O(15) bond length is 1.55 Å. The P(2)-O(16) bond length is 1.55 Å. In the third P site, P(3) is bonded to one O(10), one O(20), one O(5), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, and corners with two equivalent Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-56°. The P(3)-O(10) bond length is 1.59 Å. The P(3)-O(20) bond length is 1.54 Å. The P(3)-O(5) bond length is 1.56 Å. The P(3)-O(9) bond length is 1.54 Å. In the fourth P site, P(4) is bonded to one O(1), one O(19), one O(2), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, and corners with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-55°. The P(4)-O(1) bond length is 1.54 Å. The P(4)-O(19) bond length is 1.55 Å. The P(4)-O(2) bond length is 1.58 Å. The P(4)-O(6) bond length is 1.57 Å. In the fifth P site, P(5) is bonded to one O(18), one O(22), one O(3), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, and  a cornercorner with one Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-54°. The P(5)-O(18) bond length is 1.53 Å. The P(5)-O(22) bond length is 1.55 Å. The P(5)-O(3) bond length is 1.61 Å. The P(5)-O(7) bond length is 1.55 Å. In the sixth P site, P(6) is bonded to one O(21), one O(23), one O(4), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, and corners with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 39-59°. The P(6)-O(21) bond length is 1.58 Å. The P(6)-O(23) bond length is 1.56 Å. The P(6)-O(4) bond length is 1.54 Å. The P(6)-O(8) bond length is 1.58 Å. There are four inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(10) and one O(13) atom. The H(1)-O(10) bond length is 1.09 Å. The H(1)-O(13) bond length is 1.35 Å. In the second H site, H(2) is bonded in a linear geometry to one O(14) and one O(2) atom. The H(2)-O(14) bond length is 1.33 Å. The H(2)-O(2) bond length is 1.09 Å. In the third H site, H(3) is bonded in a linear geometry to one O(11) and one O(3) atom. The H(3)-O(11) bond length is 1.52 Å. The H(3)-O(3) bond length is 1.04 Å. In the fourth H site, H(4) is bonded in a distorted linear geometry to one O(12) and one O(4) atom. The H(4)-O(12) bond length is 1.03 Å. The H(4)-O(4) bond length is 1.60 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Co(2), one Co(4), and one P(4) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Co(1), one P(4), and one H(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Co(6), one P(5), and one H(3) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Co(6), one P(6), and one H(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Co(4), one Ag(1), one Ag(2), and one P(3) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one Co(3), one Ag(1), one Ag(2), and one P(4) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Co(2), one Ag(1), one Ag(2), and one P(5) atom. In the eighth O site, O(8) is bonded in a 1-coordinate geometry to one Mg(1), one Co(5), one Ag(1), and one P(6) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Co(3), one Co(5), one Ag(1), and one P(3) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(1), one P(3), and one H(1) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Co(2), one P(2), and one H(3) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Co(5), one P(2), and one H(4) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Co(4), one P(1), and one H(1) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Co(3), one P(1), and one H(2) atom. In the fifteenth O site, O(15) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(4), and one P(2) atom. In the sixteenth O site, O(16) is bonded in a 4-coordinate geometry to one Mg(1), one Co(1), one Co(3), and one P(2) atom. In the seventeenth O site, O(17) is bonded in a 4-coordinate geometry to one Co(2), one Co(6), one Ag(1), and one P(1) atom. In the eighteenth O site, O(18) is bonded in a 3-coordinate geometry to one Co(3), one Co(5), and one P(5) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one Co(2), one Co(6), and one P(4) atom. In the twentieth O site, O(20) is bonded in a 3-coordinate geometry to one Co(5), one Co(6), and one P(3) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Mg(1), one Co(1), one Co(4), and one P(6) atom. In the twenty-second O site, O(22) is bonded in a 4-coordinate geometry to one Mg(1), one Co(1), one Co(3), and one P(5) atom. In the twenty-third O site, O(23) is bonded in a 3-coordinate geometry to one Co(2), one Co(4), and one P(6) atom. In the twenty-fourth O site, O(24) is bonded in a 4-coordinate geometry to one Co(5), one Co(6), one Ag(1), and one P(1) atom.