cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.17188/1187548
title: Materials Data on Sr2Si by Materials Project

description: Sr2Si is Cotunnite structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a distorted trigonal non-coplanar geometry to three equivalent Si4- atoms. There are one shorter (3.26 Å) and two longer (3.46 Å) Sr–Si bond lengths. In the second Sr2+ site, Sr2+ is bonded to four equivalent Si4- atoms to form a mixture of edge and corner-sharing SrSi4 tetrahedra. There are a spread of Sr–Si bond distances ranging from 3.18–3.25 Å. Si4- is bonded in a 7-coordinate geometry to seven Sr2+ atoms.
DOI: 10.17188/1187549
title: Materials Data on YbAgSn by Materials Project

description: YbAgSn crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. there are two inequivalent Yb sites. In the first Yb site, Yb is bonded in a 12-coordinate geometry to six equivalent Ag and six equivalent Sn atoms. All Yb–Ag bond lengths are 3.49 Å. All Yb–Sn bond lengths are 3.20 Å. In the second Yb site, Yb is bonded to six Ag and six Sn atoms to form a mixture of distorted edge and face-sharing YbAg6Sn6 cuboctahedra. There are three shorter (3.16 Å) and three longer (3.33 Å) Yb–Ag bond lengths. There are three shorter (3.33 Å) and three longer (3.45 Å) Yb–Sn bond lengths. There are two inequivalent Ag sites. In the first Ag site, Ag is bonded in a 10-coordinate geometry to six Yb and four Sn atoms. There are three shorter (2.83 Å) and one longer (3.33 Å) Ag–Sn bond lengths. In the second Ag site, Ag is bonded in a 9-coordinate geometry to six equivalent Yb and three equivalent Sn atoms. All Ag–Sn bond lengths are 2.78 Å. There are two inequivalent Sn sites. In the first Sn site, Sn is bonded in a 10-coordinate geometry to six Yb, three equivalent Ag, and one Sn atom. The Sn–Sn bond length is 3.17 Å. In the second Sn site, Sn is bonded in a 11-coordinate geometry to six equivalent Yb and five Ag atoms.
DOI: 10.17188/1187550
title: Materials Data on Th7Rh3 by Materials Project

description: Th7Rh3 crystallizes in the hexagonal P6_3mc space group. The structure is three-dimensional. there are three inequivalent Th sites. In the first Th site, Th is bonded in a 3-coordinate geometry to three equivalent Rh atoms. All Th–Rh bond lengths are 3.12 Å. In the second Th site, Th is bonded in a distorted water-like geometry to four equivalent Rh atoms. There are two shorter (2.92 Å) and two longer (3.55 Å) Th–Rh bond lengths. In the third Th site, Th is bonded in a 3-coordinate geometry to four equivalent Rh atoms. There are a spread of Th–Rh bond distances ranging from 2.87–3.62 Å. Rh is bonded in a 6-coordinate geometry to nine Th atoms.
DOI: 10.17188/1187551
title: Materials Data on Ti3In3Rh2 by Materials Project

description: Ti3Rh2In3 crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Ti is bonded in a 12-coordinate geometry to four equivalent Rh and six equivalent In atoms. All Ti–Rh bond lengths are 2.69 Å. There are two shorter (2.97 Å) and four longer (3.08 Å) Ti–In bond lengths. Rh is bonded in a 9-coordinate geometry to six equivalent Ti and three equivalent In atoms. All Rh–In bond lengths are 2.87 Å. In is bonded to six equivalent Ti, two equivalent Rh, and four equivalent In atoms to form a mixture of distorted face and corner-sharing InTi6In4Rh2 cuboctahedra. There are two shorter (3.02 Å) and two longer (3.08 Å) In–In bond lengths.
DOI: 10.17188/1187552
title: Materials Data on BaIn2Rh by Materials Project

description: BaRhIn2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Ba is bonded in a 1-coordinate geometry to three equivalent Rh and ten equivalent In atoms. There are one shorter (3.17 Å) and two longer (3.52 Å) Ba–Rh bond lengths. There are a spread of Ba–In bond distances ranging from 3.62–3.76 Å. Rh is bonded in a 9-coordinate geometry to three equivalent Ba and six equivalent In atoms. There are four shorter (2.82 Å) and two longer (2.84 Å) Rh–In bond lengths. In is bonded in a 3-coordinate geometry to five equivalent Ba and three equivalent Rh atoms.
DOI: 10.17188/1187553
title: Materials Data on TaB2 by Materials Project

description: TaB2 is hexagonal omega structure structured and crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Ta is bonded to twelve equivalent B atoms to form a mixture of edge and face-sharing TaB12 cuboctahedra. All Ta–B bond lengths are 2.45 Å. B is bonded in a 9-coordinate geometry to six equivalent Ta and three equivalent B atoms. All B–B bond lengths are 1.79 Å.
DOI: 10.17188/1187554
title: Materials Data on YbMgAu by Materials Project

description: MgYbAu crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Mg is bonded to four equivalent Au atoms to form a mixture of distorted edge and corner-sharing MgAu4 tetrahedra. There are a spread of Mg–Au bond distances ranging from 2.83–2.86 Å. Yb is bonded in a 5-coordinate geometry to five equivalent Au atoms. There are a spread of Yb–Au bond distances ranging from 3.10–3.17 Å. Au is bonded in a 9-coordinate geometry to four equivalent Mg and five equivalent Yb atoms.
DOI: 10.17188/1187555
title: Materials Data on CeSnAu by Materials Project

description: CeAuSn crystallizes in the hexagonal P6_3mc space group. The structure is three-dimensional. Ce is bonded in a 12-coordinate geometry to six equivalent Au and six equivalent Sn atoms. There are three shorter (3.11 Å) and three longer (3.67 Å) Ce–Au bond lengths. There are three shorter (3.27 Å) and three longer (3.47 Å) Ce–Sn bond lengths. Au is bonded in a 10-coordinate geometry to six equivalent Ce and four equivalent Sn atoms. There are three shorter (2.86 Å) and one longer (3.13 Å) Au–Sn bond lengths. Sn is bonded in a 10-coordinate geometry to six equivalent Ce and four equivalent Au atoms.
DOI: 10.17188/1187556
title: Materials Data on CeCdAu by Materials Project

description: CeAuCd crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Ce is bonded in a 11-coordinate geometry to five Au and six equivalent Cd atoms. There are four shorter (3.15 Å) and one longer (3.22 Å) Ce–Au bond lengths. There are two shorter (3.35 Å) and four longer (3.48 Å) Ce–Cd bond lengths. There are two inequivalent Au sites. In the first Au site, Au is bonded in a 9-coordinate geometry to three equivalent Ce and six equivalent Cd atoms. All Au–Cd bond lengths are 2.88 Å. In the second Au site, Au is bonded in a 9-coordinate geometry to six equivalent Ce and three equivalent Cd atoms. All Au–Cd bond lengths are 2.99 Å. Cd is bonded in a 4-coordinate geometry to six equivalent Ce and four Au atoms.
DOI: 10.17188/1187557
title: Materials Data on EuCdAu by Materials Project

description: EuAuCd crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Eu is bonded in a 5-coordinate geometry to five equivalent Au atoms. There are a spread of Eu–Au bond distances ranging from 3.21–3.25 Å. Au is bonded in a 9-coordinate geometry to five equivalent Eu and four equivalent Cd atoms. There are a spread of Au–Cd bond distances ranging from 2.92–3.01 Å. Cd is bonded in a 4-coordinate geometry to four equivalent Au atoms.
DOI: 10.17188/1187558
title: Materials Data on YbCdAu by Materials Project

description: YbAuCd crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Yb is bonded in a 5-coordinate geometry to five equivalent Au atoms. There are a spread of Yb–Au bond distances ranging from 3.08–3.16 Å. Au is bonded in a 9-coordinate geometry to five equivalent Yb and four equivalent Cd atoms. There are a spread of Au–Cd bond distances ranging from 2.85–2.98 Å. Cd is bonded in a 12-coordinate geometry to four equivalent Au atoms.
DOI: 10.17188/1187559
title: Materials Data on La2MgCu2 by Materials Project

description: La2Cu2Mg crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Mg is bonded to eight equivalent La and four equivalent Cu atoms to form a mixture of distorted corner and face-sharing MgLa8Cu4 cuboctahedra. All Mg–La bond lengths are 3.53 Å. All Mg–Cu bond lengths are 3.17 Å. La is bonded in a 6-coordinate geometry to four equivalent Mg and six equivalent Cu atoms. There are two shorter (3.04 Å) and four longer (3.07 Å) La–Cu bond lengths. Cu is bonded in a 9-coordinate geometry to two equivalent Mg, six equivalent La, and one Cu atom. The Cu–Cu bond length is 2.68 Å.
DOI: 10.17188/1187560
title: Materials Data on Sr5Al9 by Materials Project

description: Sr5Al9 is Bergman Structure: Mg32(Al,Zn)49 Bergman-derived structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. there are three inequivalent Sr sites. In the first Sr site, Sr is bonded in a 6-coordinate geometry to six equivalent Al atoms. All Sr–Al bond lengths are 3.71 Å. In the second Sr site, Sr is bonded in a 1-coordinate geometry to ten Al atoms. There are a spread of Sr–Al bond distances ranging from 3.31–3.45 Å. In the third Sr site, Sr is bonded in a 12-coordinate geometry to twelve Al atoms. There are a spread of Sr–Al bond distances ranging from 3.37–3.44 Å. There are three inequivalent Al sites. In the first Al site, Al is bonded to six equivalent Sr and six equivalent Al atoms to form edge-sharing AlSr6Al6 cuboctahedra. All Al–Al bond lengths are 2.92 Å. In the second Al site, Al is bonded in a 10-coordinate geometry to seven Sr and three equivalent Al atoms. All Al–Al bond lengths are 2.72 Å. In the third Al site, Al is bonded in a 11-coordinate geometry to five Sr and six Al atoms. There are two shorter (2.86 Å) and two longer (3.00 Å) Al–Al bond lengths.
DOI: 10.17188/1187561
title: Materials Data on EuCdPd by Materials Project

description: EuPdCd crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Eu is bonded in a 5-coordinate geometry to five equivalent Pd atoms. There are a spread of Eu–Pd bond distances ranging from 3.15–3.20 Å. Pd is bonded in a 9-coordinate geometry to five equivalent Eu and four equivalent Cd atoms. There are three shorter (2.86 Å) and one longer (2.91 Å) Pd–Cd bond lengths. Cd is bonded in a 4-coordinate geometry to four equivalent Pd atoms.
DOI: 10.17188/1187562
title: Materials Data on NdMgPt by Materials Project

description: MgNdPt crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Mg is bonded in a 4-coordinate geometry to four Pt atoms. There are two shorter (2.76 Å) and two longer (2.94 Å) Mg–Pt bond lengths. Nd is bonded in a 5-coordinate geometry to five Pt atoms. There are four shorter (3.09 Å) and one longer (3.12 Å) Nd–Pt bond lengths. There are two inequivalent Pt sites. In the first Pt site, Pt is bonded in a 9-coordinate geometry to three equivalent Mg and six equivalent Nd atoms. In the second Pt site, Pt is bonded in a 9-coordinate geometry to six equivalent Mg and three equivalent Nd atoms.
DOI: 10.17188/1187563
title: Materials Data on YbMgPd by Materials Project

description: YbPdMg crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Mg is bonded to four equivalent Pd atoms to form a mixture of distorted edge and corner-sharing MgPd4 tetrahedra. There are a spread of Mg–Pd bond distances ranging from 2.75–2.82 Å. Yb is bonded in a 5-coordinate geometry to five equivalent Pd atoms. There are a spread of Yb–Pd bond distances ranging from 3.06–3.12 Å. Pd is bonded in a 9-coordinate geometry to four equivalent Mg and five equivalent Yb atoms.
DOI: 10.17188/1187564
title: Materials Data on Ne by Materials Project

description: Ne is Copper structured and crystallizes in the cubic Fm-3m space group. The structure is zero-dimensional and consists of four neon molecules. Ne is bonded in a 1-coordinate geometry to atoms.
DOI: 10.17188/1187565
title: Materials Data on YbIn5Rh by Materials Project

description: YbRhIn5 crystallizes in the tetragonal P4/mmm space group. The structure is three-dimensional. Yb is bonded to twelve In atoms to form YbIn12 cuboctahedra that share corners with four equivalent YbIn12 cuboctahedra, faces with four equivalent YbIn12 cuboctahedra, and faces with four equivalent InYb4In8 cuboctahedra. There are eight shorter (3.26 Å) and four longer (3.31 Å) Yb–In bond lengths. Rh is bonded in a body-centered cubic geometry to eight equivalent In atoms. All Rh–In bond lengths are 2.79 Å. There are two inequivalent In sites. In the first In site, In is bonded to four equivalent Yb and eight equivalent In atoms to form distorted InYb4In8 cuboctahedra that share corners with four equivalent InYb4In8 cuboctahedra, faces with four equivalent YbIn12 cuboctahedra, and faces with four equivalent InYb4In8 cuboctahedra. All In–In bond lengths are 3.26 Å. In the second In site, In is bonded in a 4-coordinate geometry to two equivalent Yb, two equivalent Rh, and two equivalent In atoms.
DOI: 10.17188/1187566
title: Materials Data on LuInRh by Materials Project

description: LuRhIn crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Lu is bonded in a 5-coordinate geometry to five equivalent Rh and six equivalent In atoms. There are a spread of Lu–Rh bond distances ranging from 2.89–3.08 Å. There are a spread of Lu–In bond distances ranging from 3.21–3.39 Å. Rh is bonded in a 9-coordinate geometry to five equivalent Lu and four equivalent In atoms. There are a spread of Rh–In bond distances ranging from 2.72–2.85 Å. In is bonded in a 12-coordinate geometry to six equivalent Lu, four equivalent Rh, and two equivalent In atoms. Both In–In bond lengths are 3.07 Å.
DOI: 10.17188/1187567
title: Materials Data on YbInRh by Materials Project

description: YbRhIn crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Yb is bonded in a 5-coordinate geometry to five equivalent Rh and six equivalent In atoms. There are a spread of Yb–Rh bond distances ranging from 3.02–3.16 Å. There are a spread of Yb–In bond distances ranging from 3.29–3.42 Å. Rh is bonded in a 9-coordinate geometry to five equivalent Yb and four equivalent In atoms. There are a spread of Rh–In bond distances ranging from 2.74–2.81 Å. In is bonded in a 4-coordinate geometry to six equivalent Yb and four equivalent Rh atoms.
DOI: 10.17188/1187568
title: Materials Data on HoInRh by Materials Project

description: HoRhIn crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Ho is bonded in a 11-coordinate geometry to five Rh and six equivalent In atoms. There are four shorter (3.01 Å) and one longer (3.05 Å) Ho–Rh bond lengths. There are two shorter (3.20 Å) and four longer (3.32 Å) Ho–In bond lengths. There are two inequivalent Rh sites. In the first Rh site, Rh is bonded in a 9-coordinate geometry to six equivalent Ho and three equivalent In atoms. All Rh–In bond lengths are 2.83 Å. In the second Rh site, Rh is bonded in a 9-coordinate geometry to three equivalent Ho and six equivalent In atoms. All Rh–In bond lengths are 2.76 Å. In is bonded in a 4-coordinate geometry to six equivalent Ho and four Rh atoms.
DOI: 10.17188/1187569
title: Materials Data on PaAs2 by Materials Project

description: PaAs2 crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Pa5+ is bonded in a 9-coordinate geometry to nine As+2.50- atoms. There are a spread of Pa–As bond distances ranging from 2.91–3.05 Å. There are two inequivalent As+2.50- sites. In the first As+2.50- site, As+2.50- is bonded to five equivalent Pa5+ atoms to form a mixture of distorted corner and edge-sharing AsPa5 square pyramids. In the second As+2.50- site, As+2.50- is bonded in a 8-coordinate geometry to four equivalent Pa5+ and four equivalent As+2.50- atoms. All As–As bond lengths are 2.84 Å.
DOI: 10.17188/1187570
title: Materials Data on Ac2O3 by Materials Project

description: Ac2O3 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Ac3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Ac–O bond distances ranging from 2.47–2.84 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to four equivalent Ac3+ atoms to form OAc4 tetrahedra that share corners with six equivalent OAc6 octahedra, corners with six equivalent OAc4 tetrahedra, edges with three equivalent OAc6 octahedra, and edges with three equivalent OAc4 tetrahedra. The corner-sharing octahedra tilt angles range from 17–56°. In the second O2- site, O2- is bonded to six equivalent Ac3+ atoms to form OAc6 octahedra that share corners with twelve equivalent OAc4 tetrahedra, edges with six equivalent OAc6 octahedra, and edges with six equivalent OAc4 tetrahedra.
DOI: 10.17188/1187571
title: Materials Data on SrP3 by Materials Project

description: SrP3 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. Sr2+ is bonded in a 7-coordinate geometry to nine P+0.67- atoms. There are a spread of Sr–P bond distances ranging from 3.04–3.48 Å. There are two inequivalent P+0.67- sites. In the first P+0.67- site, P+0.67- is bonded in a tetrahedral geometry to one Sr2+ and three P+0.67- atoms. There are two shorter (2.21 Å) and one longer (2.28 Å) P–P bond lengths. In the second P+0.67- site, P+0.67- is bonded in a 6-coordinate geometry to four equivalent Sr2+ and two P+0.67- atoms. The P–P bond length is 2.25 Å.
DOI: 10.17188/1187572
title: Materials Data on Mn5Si3 by Materials Project

description: Mn5Si3 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. there are two inequivalent Mn+2.40+ sites. In the first Mn+2.40+ site, Mn+2.40+ is bonded to five equivalent Si4- atoms to form a mixture of distorted edge and corner-sharing MnSi5 trigonal bipyramids. There are a spread of Mn–Si bond distances ranging from 2.40–2.62 Å. In the second Mn+2.40+ site, Mn+2.40+ is bonded in a 6-coordinate geometry to two equivalent Mn+2.40+ and six equivalent Si4- atoms. Both Mn–Mn bond lengths are 2.40 Å. All Mn–Si bond lengths are 2.43 Å. Si4- is bonded in a 9-coordinate geometry to nine Mn+2.40+ atoms.
DOI: 10.17188/1187573
title: Materials Data on YbAl3(BO3)4 by Materials Project

description: YbAl3(BO3)4 is Calcite-derived structured and crystallizes in the trigonal R32 space group. The structure is three-dimensional. Yb3+ is bonded to six equivalent O2- atoms to form distorted YbO6 pentagonal pyramids that share corners with six equivalent AlO6 octahedra. The corner-sharing octahedral tilt angles are 60°. All Yb–O bond lengths are 2.38 Å. Al3+ is bonded to six O2- atoms to form AlO6 octahedra that share corners with two equivalent YbO6 pentagonal pyramids and edges with two equivalent AlO6 octahedra. There are a spread of Al–O bond distances ranging from 1.86–1.95 Å. There are two inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is two shorter (1.37 Å) and one longer (1.39 Å) B–O bond length. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to three equivalent O2- atoms. All B–O bond lengths are 1.38 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Al3+ and one B3+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Al3+ and one B3+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to one Yb3+, one Al3+, and one B3+ atom.
DOI: 10.17188/1187574
title: Materials Data on Tb(BO2)3 by Materials Project

description: Tb(BO2)3 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Tb3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Tb–O bond distances ranging from 2.40–2.43 Å. There are two inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a tetrahedral geometry to four O2- atoms. All B–O bond lengths are 1.47 Å. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.35 Å) and two longer (1.40 Å) B–O bond length. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one Tb3+ and two B3+ atoms. In the second O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent Tb3+ and one B3+ atom. In the third O2- site, O2- is bonded in a 2-coordinate geometry to one Tb3+ and two B3+ atoms.
DOI: 10.17188/1187575
title: Materials Data on TiTeAs by Materials Project

description: TiAsTe crystallizes in the orthorhombic Immm space group. The structure is three-dimensional. Ti4+ is bonded in a 8-coordinate geometry to four equivalent As2- and four equivalent Te2- atoms. All Ti–As bond lengths are 2.71 Å. There are two shorter (2.86 Å) and two longer (2.90 Å) Ti–Te bond lengths. As2- is bonded in a 6-coordinate geometry to four equivalent Ti4+ and two equivalent As2- atoms. There are one shorter (2.64 Å) and one longer (2.66 Å) As–As bond lengths. Te2- is bonded to four equivalent Ti4+ atoms to form a mixture of distorted edge and corner-sharing TeTi4 tetrahedra.
DOI: 10.17188/1187576
title: Materials Data on KCuPdSe5 by Materials Project

description: KPdCuSe5 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. K1+ is bonded in a 9-coordinate geometry to nine Se+0.80- atoms. There are a spread of K–Se bond distances ranging from 3.39–3.74 Å. Pd2+ is bonded in a square co-planar geometry to four Se+0.80- atoms. All Pd–Se bond lengths are 2.50 Å. Cu1+ is bonded in a tetrahedral geometry to four Se+0.80- atoms. There are a spread of Cu–Se bond distances ranging from 2.39–2.50 Å. There are four inequivalent Se+0.80- sites. In the first Se+0.80- site, Se+0.80- is bonded to two equivalent Pd2+, one Cu1+, and one Se+0.80- atom to form distorted corner-sharing SeCuPd2Se tetrahedra. The Se–Se bond length is 2.39 Å. In the second Se+0.80- site, Se+0.80- is bonded in a 5-coordinate geometry to four equivalent K1+ and one Se+0.80- atom. In the third Se+0.80- site, Se+0.80- is bonded in a 1-coordinate geometry to one K1+, one Cu1+, and two equivalent Se+0.80- atoms. Both Se–Se bond lengths are 2.46 Å. In the fourth Se+0.80- site, Se+0.80- is bonded in a 2-coordinate geometry to two equivalent K1+, one Pd2+, one Cu1+, and one Se+0.80- atom.
DOI: 10.17188/1187577
title: Materials Data on RbCuPdSe5 by Materials Project

description: RbPdCuSe5 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. Rb1+ is bonded in a 9-coordinate geometry to nine Se+0.80- atoms. There are a spread of Rb–Se bond distances ranging from 3.52–3.81 Å. Pd2+ is bonded in a square co-planar geometry to four Se+0.80- atoms. All Pd–Se bond lengths are 2.50 Å. Cu1+ is bonded in a tetrahedral geometry to four Se+0.80- atoms. There are a spread of Cu–Se bond distances ranging from 2.39–2.51 Å. There are four inequivalent Se+0.80- sites. In the first Se+0.80- site, Se+0.80- is bonded in a 1-coordinate geometry to one Rb1+, one Cu1+, and two equivalent Se+0.80- atoms. Both Se–Se bond lengths are 2.45 Å. In the second Se+0.80- site, Se+0.80- is bonded in a 2-coordinate geometry to two equivalent Rb1+, one Pd2+, one Cu1+, and one Se+0.80- atom. In the third Se+0.80- site, Se+0.80- is bonded to two equivalent Pd2+, one Cu1+, and one Se+0.80- atom to form distorted corner-sharing SeCuPd2Se tetrahedra. The Se–Se bond length is 2.38 Å. In the fourth Se+0.80- site, Se+0.80- is bonded in a 5-coordinate geometry to four equivalent Rb1+ and one Se+0.80- atom.