cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.17188/1313828
title: Materials Data on TmLuPd2 by Materials Project

description: LuTmPd2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Lu is bonded in a body-centered cubic geometry to eight equivalent Pd atoms. All Lu–Pd bond lengths are 2.99 Å. Tm is bonded in a body-centered cubic geometry to eight equivalent Pd atoms. All Tm–Pd bond lengths are 2.99 Å. Pd is bonded in a body-centered cubic geometry to four equivalent Lu and four equivalent Tm atoms.
DOI: 10.17188/1313829
title: Materials Data on TmLuIr2 by Materials Project

description: LuTmIr2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Lu is bonded in a body-centered cubic geometry to eight equivalent Ir atoms. All Lu–Ir bond lengths are 2.92 Å. Tm is bonded in a body-centered cubic geometry to eight equivalent Ir atoms. All Tm–Ir bond lengths are 2.92 Å. Ir is bonded in a body-centered cubic geometry to four equivalent Lu and four equivalent Tm atoms.
DOI: 10.17188/1313830
title: Materials Data on YErAl2 by Materials Project

description: Y(Er)Al2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Er is bonded in a body-centered cubic geometry to eight equivalent Al atoms. All Er–Al bond lengths are 3.11 Å. Y is bonded in a body-centered cubic geometry to eight equivalent Al atoms. All Y–Al bond lengths are 3.11 Å. Al is bonded in a body-centered cubic geometry to four equivalent Er and four equivalent Y atoms.
DOI: 10.17188/1313831
title: Materials Data on Tm3Lu by Materials Project

description: LuTm3 is Magnesium-derived structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Lu is bonded to twelve equivalent Tm atoms to form LuTm12 cuboctahedra that share corners with six equivalent LuTm12 cuboctahedra, corners with twelve equivalent TmTm8Lu4 cuboctahedra, edges with eighteen equivalent TmTm8Lu4 cuboctahedra, faces with eight equivalent LuTm12 cuboctahedra, and faces with twelve equivalent TmTm8Lu4 cuboctahedra. There are six shorter (3.44 Å) and six longer (3.55 Å) Lu–Tm bond lengths. Tm is bonded to four equivalent Lu and eight equivalent Tm atoms to form TmTm8Lu4 cuboctahedra that share corners with four equivalent LuTm12 cuboctahedra, corners with fourteen equivalent TmTm8Lu4 cuboctahedra, edges with six equivalent LuTm12 cuboctahedra, edges with twelve equivalent TmTm8Lu4 cuboctahedra, faces with four equivalent LuTm12 cuboctahedra, and faces with sixteen equivalent TmTm8Lu4 cuboctahedra. There are four shorter (3.44 Å) and four longer (3.55 Å) Tm–Tm bond lengths.
DOI: 10.17188/1313832
title: Materials Data on YErAg2 by Materials Project

description: ErYAg2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Er is bonded in a body-centered cubic geometry to eight equivalent Ag atoms. All Er–Ag bond lengths are 3.15 Å. Y is bonded in a body-centered cubic geometry to eight equivalent Ag atoms. All Y–Ag bond lengths are 3.15 Å. Ag is bonded in a body-centered cubic geometry to four equivalent Er and four equivalent Y atoms.
DOI: 10.17188/1313833
title: Materials Data on U3Ge by Materials Project

description: U3Ge is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. U is bonded to eight equivalent U and four equivalent Ge atoms to form distorted UU8Ge4 cuboctahedra that share corners with twelve equivalent UU8Ge4 cuboctahedra, edges with eight equivalent GeU12 cuboctahedra, edges with sixteen equivalent UU8Ge4 cuboctahedra, faces with four equivalent GeU12 cuboctahedra, and faces with fourteen equivalent UU8Ge4 cuboctahedra. All U–U bond lengths are 3.04 Å. All U–Ge bond lengths are 3.04 Å. Ge is bonded to twelve equivalent U atoms to form GeU12 cuboctahedra that share corners with twelve equivalent GeU12 cuboctahedra, edges with twenty-four equivalent UU8Ge4 cuboctahedra, faces with six equivalent GeU12 cuboctahedra, and faces with twelve equivalent UU8Ge4 cuboctahedra.
DOI: 10.17188/1313834
title: Materials Data on TbGa2Pd by Materials Project

description: TbPdGa2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Tb is bonded in a 1-coordinate geometry to five equivalent Pd and ten equivalent Ga atoms. There are a spread of Tb–Pd bond distances ranging from 2.95–3.49 Å. There are a spread of Tb–Ga bond distances ranging from 3.02–3.40 Å. Pd is bonded in a 9-coordinate geometry to five equivalent Tb and six equivalent Ga atoms. There are two shorter (2.68 Å) and four longer (2.69 Å) Pd–Ga bond lengths. Ga is bonded in a 10-coordinate geometry to five equivalent Tb, three equivalent Pd, and two equivalent Ga atoms. There are one shorter (2.60 Å) and one longer (2.67 Å) Ga–Ga bond lengths.
DOI: 10.17188/1313835
title: Materials Data on TbYbPt2 by Materials Project

description: YbTbPt2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Yb is bonded in a body-centered cubic geometry to eight equivalent Pt atoms. All Yb–Pt bond lengths are 3.01 Å. Tb is bonded in a body-centered cubic geometry to eight equivalent Pt atoms. All Tb–Pt bond lengths are 3.01 Å. Pt is bonded in a body-centered cubic geometry to four equivalent Yb and four equivalent Tb atoms.
DOI: 10.17188/1313836
title: Materials Data on Zn3(PO4)2 by Materials Project

description: Zn3(PO4)2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent Zn2+ sites. In the first Zn2+ site, Zn2+ is bonded to five O2- atoms to form distorted ZnO5 trigonal bipyramids that share corners with three equivalent ZnO6 octahedra, corners with five equivalent PO4 tetrahedra, and an edgeedge with one ZnO5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 58–77°. There are a spread of Zn–O bond distances ranging from 2.00–2.23 Å. In the second Zn2+ site, Zn2+ is bonded to six O2- atoms to form distorted ZnO6 octahedra that share corners with six equivalent PO4 tetrahedra and corners with six equivalent ZnO5 trigonal bipyramids. There are a spread of Zn–O bond distances ranging from 2.06–2.39 Å. P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with three equivalent ZnO6 octahedra and corners with five equivalent ZnO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 50–60°. There are a spread of P–O bond distances ranging from 1.55–1.57 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to two Zn2+ and one P5+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Zn2+ and one P5+ atom. In the third O2- site, O2- is bonded in a trigonal planar geometry to two Zn2+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Zn2+ and one P5+ atom.
DOI: 10.17188/1313837
title: Materials Data on SnBO3 by Materials Project

description: BSnO3 is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. B3+ is bonded to six equivalent O2- atoms to form BO6 octahedra that share corners with six equivalent BO6 octahedra and faces with eight equivalent SnO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All B–O bond lengths are 1.75 Å. Sn3+ is bonded to twelve equivalent O2- atoms to form SnO12 cuboctahedra that share corners with twelve equivalent SnO12 cuboctahedra, faces with six equivalent SnO12 cuboctahedra, and faces with eight equivalent BO6 octahedra. All Sn–O bond lengths are 2.47 Å. O2- is bonded in a distorted linear geometry to two equivalent B3+ and four equivalent Sn3+ atoms.
DOI: 10.17188/1313838
title: Materials Data on SmBS3 by Materials Project

description: SmBS3 crystallizes in the orthorhombic Pna2_1 space group. The structure is three-dimensional. Sm3+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Sm–S bond distances ranging from 2.87–3.41 Å. B3+ is bonded in a trigonal planar geometry to three S2- atoms. There are a spread of B–S bond distances ranging from 1.80–1.83 Å. There are three inequivalent S2- sites. In the first S2- site, S2- is bonded in a 1-coordinate geometry to three equivalent Sm3+ and one B3+ atom. In the second S2- site, S2- is bonded in a 1-coordinate geometry to three equivalent Sm3+ and one B3+ atom. In the third S2- site, S2- is bonded in a distorted single-bond geometry to three equivalent Sm3+ and one B3+ atom.
DOI: 10.17188/1313839
title: Materials Data on Sm2Mg by Materials Project

description: MgSm2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Mg is bonded in a body-centered cubic geometry to eight Sm atoms. There are a spread of Mg–Sm bond distances ranging from 3.33–3.39 Å. There are two inequivalent Sm sites. In the first Sm site, Sm is bonded in a 12-coordinate geometry to six equivalent Mg and four equivalent Sm atoms. There are two shorter (3.68 Å) and two longer (3.69 Å) Sm–Sm bond lengths. In the second Sm site, Sm is bonded in a 12-coordinate geometry to two equivalent Mg and ten Sm atoms. There are four shorter (3.46 Å) and two longer (3.77 Å) Sm–Sm bond lengths.
DOI: 10.17188/1313840
title: Materials Data on TmLuIn2 by Materials Project

description: LuTmIn2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Lu is bonded in a body-centered cubic geometry to eight equivalent In atoms. All Lu–In bond lengths are 3.22 Å. Tm is bonded in a body-centered cubic geometry to eight equivalent In atoms. All Tm–In bond lengths are 3.22 Å. In is bonded in a body-centered cubic geometry to four equivalent Lu and four equivalent Tm atoms.
DOI: 10.17188/1313841
title: Materials Data on Sm3V by Materials Project

description: Sm3V is alpha bismuth trifluoride structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. there are two inequivalent Sm sites. In the first Sm site, Sm is bonded to four equivalent Sm and four equivalent V atoms to form a mixture of distorted face, edge, and corner-sharing SmSm4V4 tetrahedra. All Sm–Sm bond lengths are 3.34 Å. All Sm–V bond lengths are 3.34 Å. In the second Sm site, Sm is bonded in a 8-coordinate geometry to eight equivalent Sm and six equivalent V atoms. All Sm–V bond lengths are 3.86 Å. V is bonded in a distorted body-centered cubic geometry to fourteen Sm atoms.
DOI: 10.17188/1313842
title: Materials Data on Sm3Zr by Materials Project

description: Sm3Zr is beta Cu3Ti-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Sm sites. In the first Sm site, Sm is bonded to eight Sm and four equivalent Zr atoms to form SmSm8Zr4 cuboctahedra that share corners with twelve equivalent SmSm8Zr4 cuboctahedra, edges with eight equivalent ZrSm12 cuboctahedra, edges with sixteen SmSm8Zr4 cuboctahedra, faces with four equivalent ZrSm12 cuboctahedra, and faces with fourteen SmSm8Zr4 cuboctahedra. There are four shorter (3.50 Å) and four longer (3.51 Å) Sm–Sm bond lengths. All Sm–Zr bond lengths are 3.50 Å. In the second Sm site, Sm is bonded to eight equivalent Sm and four equivalent Zr atoms to form SmSm8Zr4 cuboctahedra that share corners with four equivalent SmSm8Zr4 cuboctahedra, corners with eight equivalent ZrSm12 cuboctahedra, edges with twenty-four SmSm8Zr4 cuboctahedra, faces with six equivalent ZrSm12 cuboctahedra, and faces with twelve SmSm8Zr4 cuboctahedra. All Sm–Zr bond lengths are 3.51 Å. Zr is bonded to twelve Sm atoms to form ZrSm12 cuboctahedra that share corners with four equivalent ZrSm12 cuboctahedra, corners with eight equivalent SmSm8Zr4 cuboctahedra, edges with eight equivalent ZrSm12 cuboctahedra, edges with sixteen equivalent SmSm8Zr4 cuboctahedra, faces with four equivalent ZrSm12 cuboctahedra, and faces with fourteen SmSm8Zr4 cuboctahedra.
DOI: 10.17188/1313843
title: Materials Data on Tm5Sb3 by Materials Project

description: Tm5Sb3 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. there are two inequivalent Tm sites. In the first Tm site, Tm is bonded in a 6-coordinate geometry to six equivalent Sb atoms. All Tm–Sb bond lengths are 3.12 Å. In the second Tm site, Tm is bonded in a 5-coordinate geometry to five equivalent Sb atoms. There are a spread of Tm–Sb bond distances ranging from 3.04–3.41 Å. Sb is bonded in a 9-coordinate geometry to nine Tm atoms.
DOI: 10.17188/1313844
title: Materials Data on TbNiB4 by Materials Project

description: TbNiB4 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Tb4+ sites. In the first Tb4+ site, Tb4+ is bonded in a 4-coordinate geometry to sixteen B+1.50- atoms. There are a spread of Tb–B bond distances ranging from 2.78–2.88 Å. In the second Tb4+ site, Tb4+ is bonded in a 8-coordinate geometry to sixteen B+1.50- atoms. There are eight shorter (2.80 Å) and eight longer (2.85 Å) Tb–B bond lengths. Ni2+ is bonded in a 6-coordinate geometry to six B+1.50- atoms. There are two shorter (2.08 Å) and four longer (2.19 Å) Ni–B bond lengths. There are two inequivalent B+1.50- sites. In the first B+1.50- site, B+1.50- is bonded in a 9-coordinate geometry to four Tb4+, one Ni2+, and four B+1.50- atoms. There is one shorter (1.69 Å) and three longer (1.75 Å) B–B bond length. In the second B+1.50- site, B+1.50- is bonded in a 9-coordinate geometry to four Tb4+, two equivalent Ni2+, and three B+1.50- atoms. The B–B bond length is 1.70 Å.
DOI: 10.17188/1313845
title: Materials Data on V2Cu3Pb(ClO4)2 by Materials Project

description: V2Cu3Pb(O4Cl)2 crystallizes in the orthorhombic Ibam space group. The structure is three-dimensional. V5+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.73 Å) and two longer (1.78 Å) V–O bond length. There are two inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded in a distorted square co-planar geometry to four equivalent O2- and two equivalent Cl1- atoms. All Cu–O bond lengths are 1.97 Å. Both Cu–Cl bond lengths are 3.06 Å. In the second Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to four O2- and two equivalent Cl1- atoms. There is two shorter (1.94 Å) and two longer (1.99 Å) Cu–O bond length. There are one shorter (2.77 Å) and one longer (2.98 Å) Cu–Cl bond lengths. Pb2+ is bonded in a 8-coordinate geometry to four equivalent O2- and four equivalent Cl1- atoms. All Pb–O bond lengths are 2.66 Å. All Pb–Cl bond lengths are 3.04 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to one V5+ and two Cu2+ atoms. In the second O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one V5+, one Cu2+, and one Pb2+ atom. Cl1- is bonded in a 1-coordinate geometry to three Cu2+ and two equivalent Pb2+ atoms.
DOI: 10.17188/1313846
title: Materials Data on Sm3Ho by Materials Project

description: HoSm3 is alpha La-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ho is bonded to twelve Sm atoms to form HoSm12 cuboctahedra that share corners with four equivalent HoSm12 cuboctahedra, corners with eight equivalent SmSm8Ho4 cuboctahedra, edges with eight equivalent HoSm12 cuboctahedra, edges with sixteen equivalent SmSm8Ho4 cuboctahedra, faces with four equivalent HoSm12 cuboctahedra, and faces with fourteen SmSm8Ho4 cuboctahedra. All Ho–Sm bond lengths are 3.60 Å. There are two inequivalent Sm sites. In the first Sm site, Sm is bonded to four equivalent Ho and eight Sm atoms to form SmSm8Ho4 cuboctahedra that share corners with twelve equivalent SmSm8Ho4 cuboctahedra, edges with eight equivalent HoSm12 cuboctahedra, edges with sixteen SmSm8Ho4 cuboctahedra, faces with four equivalent HoSm12 cuboctahedra, and faces with fourteen SmSm8Ho4 cuboctahedra. All Sm–Sm bond lengths are 3.60 Å. In the second Sm site, Sm is bonded to four equivalent Ho and eight equivalent Sm atoms to form SmSm8Ho4 cuboctahedra that share corners with four equivalent SmSm8Ho4 cuboctahedra, corners with eight equivalent HoSm12 cuboctahedra, edges with twenty-four SmSm8Ho4 cuboctahedra, faces with six equivalent HoSm12 cuboctahedra, and faces with twelve SmSm8Ho4 cuboctahedra.
DOI: 10.17188/1313847
title: Materials Data on SnAs3 by Materials Project

description: SnAs(As)2 is alpha Niobium phosphide-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two As sheets oriented in the (0, 0, 1) direction and two SnAs sheets oriented in the (0, 0, 1) direction. In each As sheet, As+1.33- is bonded in a square co-planar geometry to four equivalent As+1.33- atoms. All As–As bond lengths are 2.80 Å. In each SnAs sheet, Sn4+ is bonded in a square co-planar geometry to four equivalent As+1.33- atoms. All Sn–As bond lengths are 2.80 Å. As+1.33- is bonded in a square co-planar geometry to four equivalent Sn4+ atoms.
DOI: 10.17188/1313848
title: Materials Data on TmLuHg2 by Materials Project

description: LuTmHg2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Lu is bonded in a body-centered cubic geometry to eight equivalent Hg atoms. All Lu–Hg bond lengths are 3.17 Å. Tm is bonded in a body-centered cubic geometry to eight equivalent Hg atoms. All Tm–Hg bond lengths are 3.17 Å. Hg is bonded in a body-centered cubic geometry to four equivalent Lu and four equivalent Tm atoms.
DOI: 10.17188/1313849
title: Materials Data on Sm3Sc by Materials Project

description: Sm3Sc is beta Cu3Ti-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Sm sites. In the first Sm site, Sm is bonded to eight Sm and four equivalent Sc atoms to form SmSm8Sc4 cuboctahedra that share corners with twelve equivalent SmSm8Sc4 cuboctahedra, edges with eight equivalent ScSm12 cuboctahedra, edges with sixteen SmSm8Sc4 cuboctahedra, faces with four equivalent ScSm12 cuboctahedra, and faces with fourteen SmSm8Sc4 cuboctahedra. There are four shorter (3.54 Å) and four longer (3.56 Å) Sm–Sm bond lengths. All Sm–Sc bond lengths are 3.54 Å. In the second Sm site, Sm is bonded to eight equivalent Sm and four equivalent Sc atoms to form SmSm8Sc4 cuboctahedra that share corners with four equivalent SmSm8Sc4 cuboctahedra, corners with eight equivalent ScSm12 cuboctahedra, edges with twenty-four SmSm8Sc4 cuboctahedra, faces with six equivalent ScSm12 cuboctahedra, and faces with twelve SmSm8Sc4 cuboctahedra. All Sm–Sc bond lengths are 3.56 Å. Sc is bonded to twelve Sm atoms to form ScSm12 cuboctahedra that share corners with four equivalent ScSm12 cuboctahedra, corners with eight equivalent SmSm8Sc4 cuboctahedra, edges with eight equivalent ScSm12 cuboctahedra, edges with sixteen equivalent SmSm8Sc4 cuboctahedra, faces with four equivalent ScSm12 cuboctahedra, and faces with fourteen SmSm8Sc4 cuboctahedra.
DOI: 10.17188/1313850
title: Materials Data on Sm3Ti by Materials Project

description: Sm3Ti is beta Cu3Ti-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Sm sites. In the first Sm site, Sm is bonded to eight Sm and four equivalent Ti atoms to form distorted SmSm8Ti4 cuboctahedra that share corners with twelve equivalent SmSm8Ti4 cuboctahedra, edges with eight equivalent TiSm12 cuboctahedra, edges with sixteen SmSm8Ti4 cuboctahedra, faces with four equivalent TiSm12 cuboctahedra, and faces with fourteen SmSm8Ti4 cuboctahedra. There are four shorter (3.45 Å) and four longer (3.46 Å) Sm–Sm bond lengths. All Sm–Ti bond lengths are 3.45 Å. In the second Sm site, Sm is bonded to eight equivalent Sm and four equivalent Ti atoms to form SmSm8Ti4 cuboctahedra that share corners with four equivalent SmSm8Ti4 cuboctahedra, corners with eight equivalent TiSm12 cuboctahedra, edges with twenty-four SmSm8Ti4 cuboctahedra, faces with six equivalent TiSm12 cuboctahedra, and faces with twelve SmSm8Ti4 cuboctahedra. All Sm–Ti bond lengths are 3.46 Å. Ti is bonded to twelve Sm atoms to form TiSm12 cuboctahedra that share corners with four equivalent TiSm12 cuboctahedra, corners with eight equivalent SmSm8Ti4 cuboctahedra, edges with eight equivalent TiSm12 cuboctahedra, edges with sixteen equivalent SmSm8Ti4 cuboctahedra, faces with four equivalent TiSm12 cuboctahedra, and faces with fourteen SmSm8Ti4 cuboctahedra.
DOI: 10.17188/1313851
title: Materials Data on Sm2MgRu by Materials Project

description: MgSm2Ru is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Mg is bonded in a body-centered cubic geometry to eight equivalent Sm atoms. All Mg–Sm bond lengths are 3.14 Å. Sm is bonded in a distorted body-centered cubic geometry to four equivalent Mg and four equivalent Ru atoms. All Sm–Ru bond lengths are 3.14 Å. Ru is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.
DOI: 10.17188/1313852
title: Materials Data on SmMg3 by Materials Project

description: SmMg3 is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded to eight Mg and four equivalent Sm atoms to form distorted MgSm4Mg8 cuboctahedra that share corners with four equivalent SmMg12 cuboctahedra, corners with fourteen MgSm4Mg8 cuboctahedra, edges with six equivalent SmMg12 cuboctahedra, edges with twelve MgSm4Mg8 cuboctahedra, faces with four equivalent SmMg12 cuboctahedra, and faces with sixteen MgSm4Mg8 cuboctahedra. There are a spread of Mg–Mg bond distances ranging from 3.22–3.48 Å. There are two shorter (3.29 Å) and two longer (3.39 Å) Mg–Sm bond lengths. In the second Mg site, Mg is bonded to eight equivalent Mg and four equivalent Sm atoms to form distorted MgSm4Mg8 cuboctahedra that share corners with four equivalent SmMg12 cuboctahedra, corners with fourteen MgSm4Mg8 cuboctahedra, edges with six equivalent SmMg12 cuboctahedra, edges with twelve equivalent MgSm4Mg8 cuboctahedra, faces with four equivalent SmMg12 cuboctahedra, and faces with sixteen MgSm4Mg8 cuboctahedra. There are two shorter (3.29 Å) and two longer (3.39 Å) Mg–Sm bond lengths. In the third Mg site, Mg is bonded to eight equivalent Mg and four equivalent Sm atoms to form distorted MgSm4Mg8 cuboctahedra that share corners with four equivalent SmMg12 cuboctahedra, corners with fourteen MgSm4Mg8 cuboctahedra, edges with six equivalent SmMg12 cuboctahedra, edges with twelve equivalent MgSm4Mg8 cuboctahedra, faces with four equivalent SmMg12 cuboctahedra, and faces with sixteen MgSm4Mg8 cuboctahedra. There are two shorter (3.29 Å) and two longer (3.39 Å) Mg–Sm bond lengths. Sm is bonded to twelve Mg atoms to form SmMg12 cuboctahedra that share corners with six equivalent SmMg12 cuboctahedra, corners with twelve MgSm4Mg8 cuboctahedra, edges with eighteen MgSm4Mg8 cuboctahedra, faces with eight equivalent SmMg12 cuboctahedra, and faces with twelve MgSm4Mg8 cuboctahedra.