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GdCu is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Gd is bonded in a body-centered cubic geometry to eight equivalent Cu atoms. All Gd–Cu bond lengths are 3.04 Å. Cu is bonded in a body-centered cubic geometry to eight equivalent Gd atoms.
GdBi is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Gd is bonded to six equivalent Bi atoms to form a mixture of edge and corner-sharing GdBi6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Gd–Bi bond lengths are 3.20 Å. Bi is bonded to six equivalent Gd atoms to form a mixture of edge and corner-sharing BiGd6 octahedra. The corner-sharing octahedral tilt angles are 0°.
Pd2GdIn is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Gd is bonded in a body-centered cubic geometry to eight equivalent Pd atoms. All Gd–Pd bond lengths are 2.97 Å. Pd is bonded in a body-centered cubic geometry to four equivalent Gd and four equivalent In atoms. All Pd–In bond lengths are 2.97 Å. In is bonded in a distorted body-centered cubic geometry to eight equivalent Pd atoms.
GdAu is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Gd is bonded in a body-centered cubic geometry to eight equivalent Au atoms. All Gd–Au bond lengths are 3.16 Å. Au is bonded in a body-centered cubic geometry to eight equivalent Gd atoms.
Gd2Co2Al crystallizes in the orthorhombic Immm space group. The structure is three-dimensional. Gd is bonded in a 10-coordinate geometry to six equivalent Co atoms. There are four shorter (2.91 Å) and two longer (2.97 Å) Gd–Co bond lengths. Co is bonded in a 9-coordinate geometry to six equivalent Gd, one Co, and two equivalent Al atoms. The Co–Co bond length is 2.51 Å. Both Co–Al bond lengths are 2.50 Å. Al is bonded in a 12-coordinate geometry to four equivalent Co atoms.
Gd2O3 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing GdO6 octahedra. The corner-sharing octahedral tilt angles are 0°. There are a spread of Gd–O bond distances ranging from 2.26–2.52 Å. In the second Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.29–2.81 Å. In the third Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.28–2.69 Å. There are five inequivalent O2- sites. In the first O2- site, O2- is bonded to five Gd3+ atoms to form distorted OGd5 trigonal bipyramids that share corners with seven OGd4 tetrahedra, corners with two equivalent OGd4 trigonal pyramids, edges with two equivalent OGd6 octahedra, edges with three OGd4 tetrahedra, edges with two equivalent OGd5 trigonal bipyramids, and edges with three equivalent OGd4 trigonal pyramids. In the second O2- site, O2- is bonded to four Gd3+ atoms to form OGd4 tetrahedra that share a cornercorner with one OGd6 octahedra, corners with four OGd4 tetrahedra, corners with five equivalent OGd5 trigonal bipyramids, corners with three equivalent OGd4 trigonal pyramids, edges with two equivalent OGd6 octahedra, edges with two equivalent OGd4 tetrahedra, and an edgeedge with one OGd5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 49°. In the third O2- site, O2- is bonded to four Gd3+ atoms to form distorted OGd4 tetrahedra that share corners with two equivalent OGd6 octahedra, corners with four OGd4 tetrahedra, corners with two equivalent OGd5 trigonal bipyramids, corners with six equivalent OGd4 trigonal pyramids, an edgeedge with one OGd6 octahedra, an edgeedge with one OGd4 tetrahedra, and edges with two equivalent OGd5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 12°. In the fourth O2- site, O2- is bonded to four Gd3+ atoms to form distorted OGd4 trigonal pyramids that share a cornercorner with one OGd6 octahedra, corners with nine OGd4 tetrahedra, corners with two equivalent OGd5 trigonal bipyramids, corners with two equivalent OGd4 trigonal pyramids, edges with three equivalent OGd5 trigonal bipyramids, and edges with two equivalent OGd4 trigonal pyramids. The corner-sharing octahedral tilt angles are 37°. In the fifth O2- site, O2- is bonded to six Gd3+ atoms to form OGd6 octahedra that share corners with six OGd4 tetrahedra, corners with two equivalent OGd4 trigonal pyramids, edges with two equivalent OGd6 octahedra, edges with six OGd4 tetrahedra, and edges with four equivalent OGd5 trigonal bipyramids.
Gd10S19 crystallizes in the tetragonal P4_2/n space group. The structure is three-dimensional. there are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight S+1.58- atoms. There are a spread of Gd–S bond distances ranging from 2.79–3.04 Å. In the second Gd3+ site, Gd3+ is bonded in a 9-coordinate geometry to nine S+1.58- atoms. There are a spread of Gd–S bond distances ranging from 2.83–2.94 Å. In the third Gd3+ site, Gd3+ is bonded in a 9-coordinate geometry to nine S+1.58- atoms. There are a spread of Gd–S bond distances ranging from 2.83–3.10 Å. There are six inequivalent S+1.58- sites. In the first S+1.58- site, S+1.58- is bonded in a 5-coordinate geometry to four Gd3+ and one S+1.58- atom. The S–S bond length is 2.15 Å. In the second S+1.58- site, S+1.58- is bonded in a 4-coordinate geometry to four equivalent Gd3+ atoms. In the third S+1.58- site, S+1.58- is bonded to five Gd3+ atoms to form a mixture of distorted edge and corner-sharing SGd5 trigonal bipyramids. In the fourth S+1.58- site, S+1.58- is bonded to five Gd3+ atoms to form a mixture of distorted edge and corner-sharing SGd5 trigonal bipyramids. In the fifth S+1.58- site, S+1.58- is bonded in a 5-coordinate geometry to four Gd3+ and one S+1.58- atom. In the sixth S+1.58- site, S+1.58- is bonded to five Gd3+ atoms to form a mixture of distorted edge and corner-sharing SGd5 trigonal bipyramids.
GdRu2 is Cubic Laves structured and crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. Gd is bonded in a 12-coordinate geometry to twelve equivalent Ru atoms. All Gd–Ru bond lengths are 3.15 Å. Ru is bonded to six equivalent Gd and six equivalent Ru atoms to form a mixture of face, edge, and corner-sharing RuGd6Ru6 cuboctahedra. All Ru–Ru bond lengths are 2.68 Å.
Be2Gd2GeO7 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are three inequivalent Be2+ sites. In the first Be2+ site, Be2+ is bonded to four O2- atoms to form BeO4 tetrahedra that share a cornercorner with one BeO4 tetrahedra and corners with two equivalent GeO4 tetrahedra. There are a spread of Be–O bond distances ranging from 1.58–1.71 Å. In the second Be2+ site, Be2+ is bonded to four O2- atoms to form BeO4 tetrahedra that share a cornercorner with one BeO4 tetrahedra and corners with two equivalent GeO4 tetrahedra. There are a spread of Be–O bond distances ranging from 1.58–1.71 Å. In the third Be2+ site, Be2+ is bonded to four O2- atoms to form BeO4 tetrahedra that share a cornercorner with one BeO4 tetrahedra and corners with two equivalent GeO4 tetrahedra. There are a spread of Be–O bond distances ranging from 1.58–1.71 Å. There are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.31–2.63 Å. In the second Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.30–2.63 Å. In the third Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.31–2.63 Å. Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with four BeO4 tetrahedra. All Ge–O bond lengths are 1.76 Å. There are nine inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one Be2+ and three Gd3+ atoms. In the second O2- site, O2- is bonded in a 2-coordinate geometry to one Be2+, two Gd3+, and one Ge4+ atom. In the third O2- site, O2- is bonded in a 2-coordinate geometry to one Be2+, two Gd3+, and one Ge4+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to one Be2+ and three Gd3+ atoms. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to one Be2+, two Gd3+, and one Ge4+ atom. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Be2+ and two Gd3+ atoms. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to two Be2+ and two equivalent Gd3+ atoms. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to one Be2+ and three Gd3+ atoms. In the ninth O2- site, O2- is bonded in a 2-coordinate geometry to one Be2+, two Gd3+, and one Ge4+ atom.
GdAuAl4Ge2 crystallizes in the trigonal R-3m space group. The structure is three-dimensional. Gd is bonded to six equivalent Ge atoms to form GdGe6 octahedra that share corners with twelve AlGeAu3 tetrahedra, edges with six equivalent GdGe6 octahedra, and edges with six equivalent AlGe3Au tetrahedra. All Gd–Ge bond lengths are 3.23 Å. Au is bonded in a body-centered cubic geometry to eight Al atoms. There are six shorter (2.75 Å) and two longer (2.81 Å) Au–Al bond lengths. There are two inequivalent Al sites. In the first Al site, Al is bonded to three equivalent Au and one Ge atom to form AlGeAu3 tetrahedra that share corners with three equivalent GdGe6 octahedra, corners with twelve AlGeAu3 tetrahedra, and edges with six AlGeAu3 tetrahedra. The corner-sharing octahedral tilt angles are 54°. The Al–Ge bond length is 2.82 Å. In the second Al site, Al is bonded to one Au and three equivalent Ge atoms to form AlGe3Au tetrahedra that share corners with three equivalent GdGe6 octahedra, corners with ten AlGeAu3 tetrahedra, edges with three equivalent GdGe6 octahedra, and edges with three equivalent AlGeAu3 tetrahedra. The corner-sharing octahedral tilt angles are 17°. All Al–Ge bond lengths are 2.76 Å. Ge is bonded to three equivalent Gd and four Al atoms to form a mixture of distorted corner and edge-sharing GeGd3Al4 pentagonal bipyramids.
Gd3Se4 crystallizes in the cubic I-43d space group. The structure is three-dimensional. Gd is bonded to eight equivalent Se atoms to form a mixture of distorted corner, edge, and face-sharing GdSe8 hexagonal bipyramids. There are four shorter (2.95 Å) and four longer (3.12 Å) Gd–Se bond lengths. Se is bonded to six equivalent Gd atoms to form a mixture of distorted corner, edge, and face-sharing SeGd6 octahedra. The corner-sharing octahedra tilt angles range from 17–49°.
Ca5Gd3Ti5Mn3O24 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are five inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.33–2.75 Å. In the second Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.31–2.73 Å. In the third Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.31–2.72 Å. In the fourth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.37–2.74 Å. In the fifth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.32–2.81 Å. There are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.29–2.68 Å. In the second Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.31–2.63 Å. In the third Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.29–2.71 Å. There are five inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one MnO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 24–34°. There are a spread of Ti–O bond distances ranging from 1.87–2.18 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–33°. There are a spread of Ti–O bond distances ranging from 1.87–2.14 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra and corners with five MnO6 octahedra. The corner-sharing octahedra tilt angles range from 29–34°. There are a spread of Ti–O bond distances ranging from 1.88–2.06 Å. In the fourth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one MnO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–31°. There are a spread of Ti–O bond distances ranging from 1.89–2.18 Å. In the fifth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one MnO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 24–34°. There are a spread of Ti–O bond distances ranging from 1.90–2.18 Å. There are three inequivalent Mn3+ sites. In the first Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two TiO6 octahedra and corners with four equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 31–35°. There are a spread of Mn–O bond distances ranging from 1.92–2.16 Å. In the second Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one TiO6 octahedra and corners with five MnO6 octahedra. The corner-sharing octahedra tilt angles range from 31–35°. There are a spread of Mn–O bond distances ranging from 1.89–2.19 Å. In the third Mn3+ site, Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one MnO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 25–34°. There are a spread of Mn–O bond distances ranging from 1.96–2.16 Å. There are twenty-four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to two Ca2+ and two Ti4+ atoms. In the second O2- site, O2- is bonded to two Gd3+, one Ti4+, and one Mn3+ atom to form distorted corner-sharing OGd2TiMn trigonal pyramids. In the third O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Gd3+, one Ti4+, and one Mn3+ atom. In the fourth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Gd3+, and two Ti4+ atoms. In the fifth O2- site, O2- is bonded in a 5-coordinate geometry to three Ca2+ and two Ti4+ atoms. In the sixth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Gd3+, and two Mn3+ atoms. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Gd3+, one Ti4+, and one Mn3+ atom. In the eighth O2- site, O2- is bonded in a 5-coordinate geometry to three Ca2+ and two Ti4+ atoms. In the ninth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Gd3+, and two Mn3+ atoms. In the tenth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Gd3+, and two Ti4+ atoms. In the eleventh O2- site, O2- is bonded to two Ca2+ and two Ti4+ atoms to form distorted corner-sharing OCa2Ti2 tetrahedra. In the twelfth O2- site, O2- is bonded to two Gd3+ and two Mn3+ atoms to form distorted OGd2Mn2 tetrahedra that share a cornercorner with one OCaGdTiMn tetrahedra and corners with two equivalent OGd2TiMn trigonal pyramids. In the thirteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Ca2+, one Ti4+, and one Mn3+ atom. In the fourteenth O2- site, O2- is bonded to one Ca2+, one Gd3+, one Ti4+, and one Mn3+ atom to form distorted corner-sharing OCaGdTiMn tetrahedra. In the fifteenth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Gd3+, and two Ti4+ atoms. In the sixteenth O2- site, O2- is bonded in a 5-coordinate geometry to three Ca2+ and two Ti4+ atoms. In the seventeenth O2- site, O2- is bonded in a 5-coordinate geometry to three Gd3+ and two Mn3+ atoms. In the eighteenth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Gd3+, one Ti4+, and one Mn3+ atom. In the nineteenth O2- site, O2- is bonded in a 5-coordinate geometry to three Ca2+ and two Ti4+ atoms. In the twentieth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Gd3+, and two Mn3+ atoms. In the twenty-first O2- site, O2- is bonded in a 5-coordinate geometry to three Ca2+ and two Ti4+ atoms. In the twenty-second O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Gd3+, one Ti4+, and one Mn3+ atom. In the twenty-third O2- site, O2- is bonded to two Ca2+ and two Ti4+ atoms to form distorted corner-sharing OCa2Ti2 tetrahedra. In the twenty-fourth O2- site, O2- is bonded in a 4-coordinate geometry to one Ca2+, one Gd3+, one Ti4+, and one Mn3+ atom.
Gd3NbO7 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with two NbO6 octahedra, a cornercorner with one GdO7 pentagonal bipyramid, an edgeedge with one NbO6 octahedra, and edges with four GdO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 45–49°. There are a spread of Gd–O bond distances ranging from 2.34–2.48 Å. In the second Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.26–2.83 Å. In the third Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with two NbO6 octahedra, a cornercorner with one GdO7 pentagonal bipyramid, edges with two NbO6 octahedra, and edges with four GdO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 44–45°. There are a spread of Gd–O bond distances ranging from 2.24–2.45 Å. There are two inequivalent Nb5+ sites. In the first Nb5+ site, Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four GdO7 pentagonal bipyramids, and edges with four GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 37°. There are four shorter (2.01 Å) and two longer (2.04 Å) Nb–O bond lengths. In the second Nb5+ site, Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four GdO7 pentagonal bipyramids, and edges with two equivalent GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 37°. There are a spread of Nb–O bond distances ranging from 1.99–2.07 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Nb5+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Nb5+ atom. In the third O2- site, O2- is bonded to three Gd3+ and one Nb5+ atom to form a mixture of distorted edge and corner-sharing OGd3Nb tetrahedra. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Nb5+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Gd3+ and two Nb5+ atoms. In the sixth O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of edge and corner-sharing OGd4 tetrahedra. In the seventh O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of edge and corner-sharing OGd4 tetrahedra.
GdYO2 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Gd is bonded in a linear geometry to two equivalent O atoms. Both Gd–O bond lengths are 2.23 Å. Y is bonded to six equivalent O atoms to form distorted edge-sharing YO6 octahedra. All Y–O bond lengths are 2.34 Å. O is bonded to one Gd and three equivalent Y atoms to form a mixture of edge and corner-sharing OGdY3 tetrahedra.
Gd3Y13O24 is Spinel-like structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to six O2- atoms to form distorted GdO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–57°. There are a spread of Gd–O bond distances ranging from 2.29–2.39 Å. In the second Gd3+ site, Gd3+ is bonded to six O2- atoms to form distorted GdO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Gd–O bond distances ranging from 2.29–2.38 Å. In the third Gd3+ site, Gd3+ is bonded to six O2- atoms to form distorted GdO6 octahedra that share corners with six YO6 octahedra, edges with two GdO6 octahedra, and edges with four YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–57°. There are a spread of Gd–O bond distances ranging from 2.29–2.38 Å. There are thirteen inequivalent Y3+ sites. In the first Y3+ site, Y3+ is bonded to six O2- atoms to form YO6 octahedra that share corners with six YO6 octahedra, edges with three GdO6 octahedra, and edges with three YO6 octahedra. The corner-sharing octahedra tilt angles range from 55–56°. There are two shorter (2.30 Å) and four longer (2.31 Å) Y–O bond lengths. In the second Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with two GdO6 octahedra, corners with four YO6 octahedra, and edges with six YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the third Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the fourth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the fifth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the sixth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the seventh Y3+ site, Y3+ is bonded to six O2- atoms to form YO6 octahedra that share corners with two GdO6 octahedra, corners with four YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 55–56°. There are three shorter (2.30 Å) and three longer (2.31 Å) Y–O bond lengths. In the eighth Y3+ site, Y3+ is bonded to six O2- atoms to form YO6 octahedra that share corners with two GdO6 octahedra, corners with four YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 55–57°. There are three shorter (2.30 Å) and three longer (2.31 Å) Y–O bond lengths. In the ninth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with two GdO6 octahedra, corners with four YO6 octahedra, and edges with six YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the tenth Y3+ site, Y3+ is bonded to six O2- atoms to form YO6 octahedra that share corners with two GdO6 octahedra, corners with four YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 56–57°. There are three shorter (2.30 Å) and three longer (2.31 Å) Y–O bond lengths. In the eleventh Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with six YO6 octahedra, edges with two GdO6 octahedra, and edges with four YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.35 Å. In the twelfth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.36 Å. In the thirteenth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share a cornercorner with one GdO6 octahedra, corners with five YO6 octahedra, an edgeedge with one GdO6 octahedra, and edges with five YO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Y–O bond distances ranging from 2.27–2.35 Å. There are twenty-four inequivalent O2- sites. In the first O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGd2Y2 trigonal pyramids and edges with four OGdY3 trigonal pyramids. In the second O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGd2Y2 trigonal pyramids and edges with four OY4 trigonal pyramids. In the third O2- site, O2- is bonded to two Gd3+ and two Y3+ atoms to form distorted OGd2Y2 trigonal pyramids that share corners with twelve OGd2Y2 trigonal pyramids and edges with four OGdY3 trigonal pyramids. In the fourth O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the fifth O2- site, O2- is bonded to four Y3+ atoms to form a mixture of distorted corner and edge-sharing OY4 trigonal pyramids. In the sixth O2- site, O2- is bonded to four Y3+ atoms to form a mixture of distorted corner and edge-sharing OY4 trigonal pyramids. In the seventh O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form distorted OGdY3 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the eighth O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form distorted OGdY3 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the ninth O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form a mixture of distorted corner and edge-sharing OGdY3 trigonal pyramids. In the tenth O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the eleventh O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form distorted OGdY3 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the twelfth O2- site, O2- is bonded to four Y3+ atoms to form a mixture of distorted corner and edge-sharing OY4 trigonal pyramids. In the thirteenth O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form distorted OGdY3 trigonal pyramids that share corners with twelve OGd2Y2 trigonal pyramids and edges with four OGdY3 trigonal pyramids. In the fourteenth O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGd2Y2 trigonal pyramids and edges with four OGdY3 trigonal pyramids. In the fifteenth O2- site, O2- is bonded to two Gd3+ and two Y3+ atoms to form distorted OGd2Y2 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the sixteenth O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form distorted OGdY3 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the seventeenth O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form a mixture of distorted corner and edge-sharing OGdY3 trigonal pyramids. In the eighteenth O2- site, O2- is bonded to one Gd3+ and three Y3+ atoms to form distorted OGdY3 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OGd2Y2 trigonal pyramids. In the nineteenth O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the twentieth O2- site, O2- is bonded to two Gd3+ and two Y3+ atoms to form distorted OGd2Y2 trigonal pyramids that share corners with twelve OGd2Y2 trigonal pyramids and edges with four OGdY3 trigonal pyramids. In the twenty-first O2- site, O2- is bonded to four Y3+ atoms to form a mixture of distorted corner and edge-sharing OY4 trigonal pyramids. In the twenty-second O2- site, O2- is bonded to two Gd3+ and two Y3+ atoms to form distorted OGd2Y2 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the twenty-third O2- site, O2- is bonded to four Y3+ atoms to form distorted OY4 trigonal pyramids that share corners with twelve OGdY3 trigonal pyramids and edges with four OY4 trigonal pyramids. In the twenty-fourth O2- site, O2- is bonded to two Gd3+ and two Y3+ atoms to form a mixture of distorted corner and edge-sharing OGd2Y2 trigonal pyramids.
Gd3SbO7 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 hexagonal pyramids that share corners with two SbO6 octahedra, a cornercorner with one GdO7 pentagonal bipyramid, edges with two equivalent GdO7 hexagonal pyramids, an edgeedge with one SbO6 octahedra, and edges with two equivalent GdO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 46–50°. There are a spread of Gd–O bond distances ranging from 2.33–2.53 Å. In the second Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.26–2.90 Å. In the third Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share a cornercorner with one GdO7 hexagonal pyramid, corners with two SbO6 octahedra, edges with two equivalent GdO7 hexagonal pyramids, edges with two SbO6 octahedra, and edges with two equivalent GdO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 44–46°. There are a spread of Gd–O bond distances ranging from 2.24–2.46 Å. There are two inequivalent Sb5+ sites. In the first Sb5+ site, Sb5+ is bonded to six O2- atoms to form SbO6 octahedra that share corners with two equivalent GdO7 hexagonal pyramids, corners with two equivalent SbO6 octahedra, corners with two equivalent GdO7 pentagonal bipyramids, edges with two equivalent GdO7 hexagonal pyramids, and edges with two equivalent GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 41°. There are four shorter (2.00 Å) and two longer (2.05 Å) Sb–O bond lengths. In the second Sb5+ site, Sb5+ is bonded to six O2- atoms to form SbO6 octahedra that share corners with two equivalent GdO7 hexagonal pyramids, corners with two equivalent SbO6 octahedra, corners with two equivalent GdO7 pentagonal bipyramids, and edges with two equivalent GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 41°. There are a spread of Sb–O bond distances ranging from 1.98–2.06 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Sb5+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Sb5+ atom. In the third O2- site, O2- is bonded to three Gd3+ and one Sb5+ atom to form a mixture of distorted edge and corner-sharing OGd3Sb tetrahedra. In the fourth O2- site, O2- is bonded to three Gd3+ and one Sb5+ atom to form a mixture of distorted edge and corner-sharing OGd3Sb tetrahedra. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and two Sb5+ atoms. In the sixth O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of edge and corner-sharing OGd4 tetrahedra. In the seventh O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of edge and corner-sharing OGd4 tetrahedra.
Gd3TaO7 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with two TaO6 octahedra, a cornercorner with one GdO7 pentagonal bipyramid, an edgeedge with one TaO6 octahedra, and edges with four GdO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 46–49°. There are a spread of Gd–O bond distances ranging from 2.33–2.48 Å. In the second Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.26–2.81 Å. In the third Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with two TaO6 octahedra, a cornercorner with one GdO7 pentagonal bipyramid, edges with two TaO6 octahedra, and edges with four GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 44°. There are a spread of Gd–O bond distances ranging from 2.23–2.45 Å. There are two inequivalent Ta5+ sites. In the first Ta5+ site, Ta5+ is bonded to six O2- atoms to form TaO6 octahedra that share corners with two equivalent TaO6 octahedra, corners with four GdO7 pentagonal bipyramids, and edges with four GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 34°. There are two shorter (1.99 Å) and four longer (2.01 Å) Ta–O bond lengths. In the second Ta5+ site, Ta5+ is bonded to six O2- atoms to form TaO6 octahedra that share corners with two equivalent TaO6 octahedra, corners with four GdO7 pentagonal bipyramids, and edges with two equivalent GdO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 34°. There are a spread of Ta–O bond distances ranging from 1.98–2.05 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ta5+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ta5+ atom. In the third O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ta5+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ta5+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Gd3+ and two Ta5+ atoms. In the sixth O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of edge and corner-sharing OGd4 tetrahedra. In the seventh O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of edge and corner-sharing OGd4 tetrahedra.
GdO is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Gd is bonded to four equivalent O atoms to form corner-sharing GdO4 tetrahedra. All Gd–O bond lengths are 2.33 Å. O is bonded to four equivalent Gd atoms to form corner-sharing OGd4 tetrahedra.