ErNd3(WO4)6 crystallizes in the triclinic P1 space group. Er(1) is bonded in a 8-coordinate geometry to one O(1), one O(13), one O(17), one O(21), one O(3), one O(5), one O(7), and one O(9) atom. There are three inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 8-coordinate geometry to one O(10), one O(14), one O(18), one O(2), one O(22), one O(4), one O(6), and one O(8) atom. In the second Nd site, Nd(2) is bonded in a 8-coordinate geometry to one O(1), one O(11), one O(15), one O(19), one O(23), one O(3), one O(5), and one O(7) atom. In the third Nd site, Nd(3) is bonded in a 8-coordinate geometry to one O(12), one O(16), one O(2), one O(20), one O(24), one O(4), one O(6), and one O(8) atom. There are six inequivalent W sites. In the first W site, W(1) is bonded in a 5-coordinate geometry to one O(12), one O(13), one O(2), one O(22), and one O(24) atom. In the second W site, W(2) is bonded in a 5-coordinate geometry to one O(1), one O(11), one O(14), one O(21), and one O(23) atom. In the third W site, W(3) is bonded in a 5-coordinate geometry to one O(10), one O(15), one O(22), one O(24), and one O(4) atom. In the fourth W site, W(4) is bonded in a 5-coordinate geometry to one O(16), one O(21), one O(23), one O(3), and one O(9) atom. In the fifth W site, W(5) is bonded in a tetrahedral geometry to one O(17), one O(18), one O(5), and one O(6) atom. In the sixth W site, W(6) is bonded in a tetrahedral geometry to one O(19), one O(20), one O(7), and one O(8) atom. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Er(1), one Nd(2), and one W(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Nd(1), one Nd(3), and one W(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Er(1), one Nd(2), and one W(4) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Nd(1), one Nd(3), and one W(3) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Er(1), one Nd(2), and one W(5) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Nd(1), one Nd(3), and one W(5) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Er(1), one Nd(2), and one W(6) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Nd(1), one Nd(3), and one W(6) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Er(1) and one W(4) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one W(3) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Nd(2) and one W(2) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Nd(3) and one W(1) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Er(1) and one W(1) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one W(2) atom. In the fifteenth O site, O(15) is bonded in a distorted bent 150 degrees geometry to one Nd(2) and one W(3) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 150 degrees geometry to one Nd(3) and one W(4) atom. In the seventeenth O site, O(17) is bonded in a distorted bent 150 degrees geometry to one Er(1) and one W(5) atom. In the eighteenth O site, O(18) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one W(5) atom. In the nineteenth O site, O(19) is bonded in a distorted bent 150 degrees geometry to one Nd(2) and one W(6) atom. In the twentieth O site, O(20) is bonded in a distorted bent 150 degrees geometry to one Nd(3) and one W(6) atom. In the twenty-first O site, O(21) is bonded in a trigonal non-coplanar geometry to one Er(1), one W(2), and one W(4) atom. In the twenty-second O site, O(22) is bonded in a trigonal non-coplanar geometry to one Nd(1), one W(1), and one W(3) atom. In the twenty-third O site, O(23) is bonded in a trigonal non-coplanar geometry to one Nd(2), one W(2), and one W(4) atom. In the twenty-fourth O site, O(24) is bonded in a trigonal non-coplanar geometry to one Nd(3), one W(1), and one W(3) atom.
ErNd3(WO4)6 crystallizes in the triclinic P1 space group. Er(1) is bonded in a 8-coordinate geometry to one O(1), one O(13), one O(17), one O(21), one O(3), one O(5), one O(7), and one O(9) atom. The Er(1)-O(1) bond length is 2.34 Å. The Er(1)-O(13) bond length is 2.30 Å. The Er(1)-O(17) bond length is 2.34 Å. The Er(1)-O(21) bond length is 2.41 Å. The Er(1)-O(3) bond length is 2.46 Å. The Er(1)-O(5) bond length is 2.48 Å. The Er(1)-O(7) bond length is 2.41 Å. The Er(1)-O(9) bond length is 2.45 Å. There are three inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 8-coordinate geometry to one O(10), one O(14), one O(18), one O(2), one O(22), one O(4), one O(6), and one O(8) atom. The Nd(1)-O(10) bond length is 2.48 Å. The Nd(1)-O(14) bond length is 2.38 Å. The Nd(1)-O(18) bond length is 2.44 Å. The Nd(1)-O(2) bond length is 2.40 Å. The Nd(1)-O(22) bond length is 2.46 Å. The Nd(1)-O(4) bond length is 2.53 Å. The Nd(1)-O(6) bond length is 2.53 Å. The Nd(1)-O(8) bond length is 2.52 Å. In the second Nd site, Nd(2) is bonded in a 8-coordinate geometry to one O(1), one O(11), one O(15), one O(19), one O(23), one O(3), one O(5), and one O(7) atom. The Nd(2)-O(1) bond length is 2.56 Å. The Nd(2)-O(11) bond length is 2.48 Å. The Nd(2)-O(15) bond length is 2.39 Å. The Nd(2)-O(19) bond length is 2.43 Å. The Nd(2)-O(23) bond length is 2.47 Å. The Nd(2)-O(3) bond length is 2.41 Å. The Nd(2)-O(5) bond length is 2.51 Å. The Nd(2)-O(7) bond length is 2.56 Å. In the third Nd site, Nd(3) is bonded in a 8-coordinate geometry to one O(12), one O(16), one O(2), one O(20), one O(24), one O(4), one O(6), and one O(8) atom. The Nd(3)-O(12) bond length is 2.48 Å. The Nd(3)-O(16) bond length is 2.39 Å. The Nd(3)-O(2) bond length is 2.53 Å. The Nd(3)-O(20) bond length is 2.44 Å. The Nd(3)-O(24) bond length is 2.47 Å. The Nd(3)-O(4) bond length is 2.41 Å. The Nd(3)-O(6) bond length is 2.52 Å. The Nd(3)-O(8) bond length is 2.51 Å. There are six inequivalent W sites. In the first W site, W(1) is bonded in a 5-coordinate geometry to one O(12), one O(13), one O(2), one O(22), and one O(24) atom. The W(1)-O(12) bond length is 1.79 Å. The W(1)-O(13) bond length is 1.84 Å. The W(1)-O(2) bond length is 1.88 Å. The W(1)-O(22) bond length is 1.93 Å. The W(1)-O(24) bond length is 2.16 Å. In the second W site, W(2) is bonded in a 5-coordinate geometry to one O(1), one O(11), one O(14), one O(21), and one O(23) atom. The W(2)-O(1) bond length is 1.89 Å. The W(2)-O(11) bond length is 1.79 Å. The W(2)-O(14) bond length is 1.83 Å. The W(2)-O(21) bond length is 1.95 Å. The W(2)-O(23) bond length is 2.13 Å. In the third W site, W(3) is bonded in a 5-coordinate geometry to one O(10), one O(15), one O(22), one O(24), and one O(4) atom. The W(3)-O(10) bond length is 1.79 Å. The W(3)-O(15) bond length is 1.83 Å. The W(3)-O(22) bond length is 2.16 Å. The W(3)-O(24) bond length is 1.93 Å. The W(3)-O(4) bond length is 1.88 Å. In the fourth W site, W(4) is bonded in a 5-coordinate geometry to one O(16), one O(21), one O(23), one O(3), and one O(9) atom. The W(4)-O(16) bond length is 1.83 Å. The W(4)-O(21) bond length is 2.15 Å. The W(4)-O(23) bond length is 1.93 Å. The W(4)-O(3) bond length is 1.89 Å. The W(4)-O(9) bond length is 1.79 Å. In the fifth W site, W(5) is bonded in a tetrahedral geometry to one O(17), one O(18), one O(5), and one O(6) atom. The W(5)-O(17) bond length is 1.80 Å. The W(5)-O(18) bond length is 1.80 Å. The W(5)-O(5) bond length is 1.85 Å. The W(5)-O(6) bond length is 1.85 Å. In the sixth W site, W(6) is bonded in a tetrahedral geometry to one O(19), one O(20), one O(7), and one O(8) atom. The W(6)-O(19) bond length is 1.80 Å. The W(6)-O(20) bond length is 1.80 Å. The W(6)-O(7) bond length is 1.85 Å. The W(6)-O(8) bond length is 1.85 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Er(1), one Nd(2), and one W(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Nd(1), one Nd(3), and one W(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Er(1), one Nd(2), and one W(4) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Nd(1), one Nd(3), and one W(3) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Er(1), one Nd(2), and one W(5) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Nd(1), one Nd(3), and one W(5) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Er(1), one Nd(2), and one W(6) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Nd(1), one Nd(3), and one W(6) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Er(1) and one W(4) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one W(3) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Nd(2) and one W(2) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Nd(3) and one W(1) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Er(1) and one W(1) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one W(2) atom. In the fifteenth O site, O(15) is bonded in a distorted bent 150 degrees geometry to one Nd(2) and one W(3) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 150 degrees geometry to one Nd(3) and one W(4) atom. In the seventeenth O site, O(17) is bonded in a distorted bent 150 degrees geometry to one Er(1) and one W(5) atom. In the eighteenth O site, O(18) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one W(5) atom. In the nineteenth O site, O(19) is bonded in a distorted bent 150 degrees geometry to one Nd(2) and one W(6) atom. In the twentieth O site, O(20) is bonded in a distorted bent 150 degrees geometry to one Nd(3) and one W(6) atom. In the twenty-first O site, O(21) is bonded in a trigonal non-coplanar geometry to one Er(1), one W(2), and one W(4) atom. In the twenty-second O site, O(22) is bonded in a trigonal non-coplanar geometry to one Nd(1), one W(1), and one W(3) atom. In the twenty-third O site, O(23) is bonded in a trigonal non-coplanar geometry to one Nd(2), one W(2), and one W(4) atom. In the twenty-fourth O site, O(24) is bonded in a trigonal non-coplanar geometry to one Nd(3), one W(1), and one W(3) atom.