cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.17188/1325596
title: Materials Data on Hf2Tl by Materials Project

description: Hf2Tl crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two Hf2Tl sheets oriented in the (0, 0, 1) direction. Hf is bonded in a 8-coordinate geometry to four equivalent Tl atoms. All Hf–Tl bond lengths are 3.09 Å. Tl is bonded in a body-centered cubic geometry to eight equivalent Hf atoms.
DOI: 10.17188/1325597
title: Materials Data on NbCo by Materials Project

description: NbCo is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Nb is bonded in a body-centered cubic geometry to eight equivalent Co atoms. All Nb–Co bond lengths are 2.67 Å. Co is bonded in a body-centered cubic geometry to eight equivalent Nb atoms.
DOI: 10.17188/1325786
title: Materials Data on NbC by Materials Project

description: NbC is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Nb4+ is bonded to four equivalent C4- atoms to form corner-sharing NbC4 tetrahedra. All Nb–C bond lengths are 2.10 Å. C4- is bonded to four equivalent Nb4+ atoms to form corner-sharing CNb4 tetrahedra.
DOI: 10.17188/1325787
title: Materials Data on NbC by Materials Project

description: NbC is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Nb4+ is bonded in a body-centered cubic geometry to eight equivalent C4- atoms. All Nb–C bond lengths are 2.43 Å. C4- is bonded in a body-centered cubic geometry to eight equivalent Nb4+ atoms.
DOI: 10.17188/1325788
title: Materials Data on Hf by Materials Project

description: Hf crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. there are two inequivalent Hf sites. In the first Hf site, Hf is bonded in a 11-coordinate geometry to eleven Hf atoms. There are a spread of Hf–Hf bond distances ranging from 2.89–3.28 Å. In the second Hf site, Hf is bonded in a 2-coordinate geometry to fourteen Hf atoms. Both Hf–Hf bond lengths are 3.09 Å.
DOI: 10.17188/1325789
title: Materials Data on NbN by Materials Project

description: NbN is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Nb3+ is bonded in a body-centered cubic geometry to eight equivalent N3- atoms. All Nb–N bond lengths are 2.39 Å. N3- is bonded in a body-centered cubic geometry to eight equivalent Nb3+ atoms.
DOI: 10.17188/1325790
title: Materials Data on NiN by Materials Project

description: NiN is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Ni3+ is bonded in a body-centered cubic geometry to eight equivalent N3- atoms. All Ni–N bond lengths are 2.20 Å. N3- is bonded in a body-centered cubic geometry to eight equivalent Ni3+ atoms.
DOI: 10.17188/1325791
title: Materials Data on CrN by Materials Project

description: CrN is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Cr3+ is bonded in a body-centered cubic geometry to eight equivalent N3- atoms. All Cr–N bond lengths are 2.18 Å. N3- is bonded in a body-centered cubic geometry to eight equivalent Cr3+ atoms.
DOI: 10.17188/1325792
title: Materials Data on NiN by Materials Project

description: NiN is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Ni3+ is bonded to six equivalent N3- atoms to form a mixture of corner and edge-sharing NiN6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Ni–N bond lengths are 2.03 Å. N3- is bonded to six equivalent Ni3+ atoms to form a mixture of corner and edge-sharing NNi6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325793
title: Materials Data on RbTe by Materials Project

description: RbTe is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Rb1+ is bonded to six equivalent Te1- atoms to form a mixture of corner and edge-sharing RbTe6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Rb–Te bond lengths are 3.74 Å. Te1- is bonded to six equivalent Rb1+ atoms to form a mixture of corner and edge-sharing TeRb6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325794
title: Materials Data on O2 by Materials Project

description: O2 is Cubic alpha N2-like structured and crystallizes in the monoclinic C2/m space group. The structure is zero-dimensional and consists of two hydrogen peroxide molecules. O is bonded in a single-bond geometry to one O atom. The O–O bond length is 1.23 Å.
DOI: 10.17188/1325795
title: Materials Data on RbTe by Materials Project

description: RbTe is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Rb1+ is bonded to four equivalent Te1- atoms to form corner-sharing RbTe4 tetrahedra. All Rb–Te bond lengths are 3.64 Å. Te1- is bonded to four equivalent Rb1+ atoms to form corner-sharing TeRb4 tetrahedra.
DOI: 10.17188/1325796
title: Materials Data on NpN by Materials Project

description: NpN is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Np3+ is bonded in a body-centered cubic geometry to eight equivalent N3- atoms. All Np–N bond lengths are 2.59 Å. N3- is bonded in a body-centered cubic geometry to eight equivalent Np3+ atoms.
DOI: 10.17188/1325797
title: Materials Data on NpN by Materials Project

description: NpN is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Np3+ is bonded to four equivalent N3- atoms to form corner-sharing NpN4 tetrahedra. All Np–N bond lengths are 2.27 Å. N3- is bonded to four equivalent Np3+ atoms to form corner-sharing NNp4 tetrahedra.
DOI: 10.17188/1325798
title: Materials Data on OsN by Materials Project

description: OsN is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Os3+ is bonded to six equivalent N3- atoms to form a mixture of corner and edge-sharing OsN6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Os–N bond lengths are 2.18 Å. N3- is bonded to six equivalent Os3+ atoms to form a mixture of corner and edge-sharing NOs6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325799
title: Materials Data on OsN by Materials Project

description: OsN is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Os3+ is bonded to four equivalent N3- atoms to form corner-sharing OsN4 tetrahedra. All Os–N bond lengths are 1.99 Å. N3- is bonded to four equivalent Os3+ atoms to form corner-sharing NOs4 tetrahedra.
DOI: 10.17188/1325800
title: Materials Data on EuZnGe by Materials Project

description: EuZnGe crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Eu is bonded to six equivalent Zn and six equivalent Ge atoms to form a mixture of edge and face-sharing EuZn6Ge6 cuboctahedra. All Eu–Zn bond lengths are 3.34 Å. All Eu–Ge bond lengths are 3.34 Å. Zn is bonded in a distorted trigonal planar geometry to six equivalent Eu and three equivalent Ge atoms. All Zn–Ge bond lengths are 2.48 Å. Ge is bonded in a distorted trigonal planar geometry to six equivalent Eu and three equivalent Zn atoms.
DOI: 10.17188/1325801
title: Materials Data on PdC by Materials Project

description: PdC is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Pd2+ is bonded to six equivalent C2- atoms to form a mixture of corner and edge-sharing PdC6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Pd–C bond lengths are 2.22 Å. C2- is bonded to six equivalent Pd2+ atoms to form a mixture of corner and edge-sharing CPd6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325802
title: Materials Data on OsC by Materials Project

description: COs is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Os2- is bonded in a body-centered cubic geometry to eight equivalent C2+ atoms. All Os–C bond lengths are 2.34 Å. C2+ is bonded in a body-centered cubic geometry to eight equivalent Os2- atoms.
DOI: 10.17188/1325803
title: Materials Data on PdC by Materials Project

description: PdC is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Pd2+ is bonded to four equivalent C2- atoms to form corner-sharing PdC4 tetrahedra. All Pd–C bond lengths are 2.05 Å. C2- is bonded to four equivalent Pd2+ atoms to form corner-sharing CPd4 tetrahedra.
DOI: 10.17188/1325804
title: Materials Data on OsC by Materials Project

description: COs is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Os2- is bonded to six equivalent C2+ atoms to form a mixture of corner and edge-sharing OsC6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Os–C bond lengths are 2.18 Å. C2+ is bonded to six equivalent Os2- atoms to form a mixture of corner and edge-sharing COs6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325805
title: Materials Data on OsC by Materials Project

description: COs is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Os2- is bonded to four equivalent C2+ atoms to form corner-sharing OsC4 tetrahedra. All Os–C bond lengths are 2.00 Å. C2+ is bonded to four equivalent Os2- atoms to form corner-sharing COs4 tetrahedra.
DOI: 10.17188/1325806
title: Materials Data on CsRbN by Materials Project

description: CsRbN is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Cs1+ is bonded to four equivalent N2- atoms to form CsN4 tetrahedra that share corners with four equivalent RbN4 tetrahedra, corners with twelve equivalent CsN4 tetrahedra, and edges with six equivalent RbN4 tetrahedra. All Cs–N bond lengths are 3.19 Å. Rb1+ is bonded to four equivalent N2- atoms to form RbN4 tetrahedra that share corners with four equivalent CsN4 tetrahedra, corners with twelve equivalent RbN4 tetrahedra, and edges with six equivalent CsN4 tetrahedra. All Rb–N bond lengths are 3.19 Å. N2- is bonded in a body-centered cubic geometry to four equivalent Cs1+ and four equivalent Rb1+ atoms.
DOI: 10.17188/1325807
title: Materials Data on DyBiPd by Materials Project

description: DyPdBi is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Dy is bonded to four equivalent Pd and six equivalent Bi atoms to form a mixture of distorted face and corner-sharing DyBi6Pd4 tetrahedra. All Dy–Pd bond lengths are 2.91 Å. All Dy–Bi bond lengths are 3.36 Å. Pd is bonded in a body-centered cubic geometry to four equivalent Dy and four equivalent Bi atoms. All Pd–Bi bond lengths are 2.91 Å. Bi is bonded in a 10-coordinate geometry to six equivalent Dy and four equivalent Pd atoms.
DOI: 10.17188/1325808
title: Materials Data on CsRbP by Materials Project

description: CsRbP is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Cs1+ is bonded to four equivalent P2- atoms to form CsP4 tetrahedra that share corners with four equivalent RbP4 tetrahedra, corners with twelve equivalent CsP4 tetrahedra, and edges with six equivalent RbP4 tetrahedra. All Cs–P bond lengths are 3.61 Å. Rb1+ is bonded to four equivalent P2- atoms to form RbP4 tetrahedra that share corners with four equivalent CsP4 tetrahedra, corners with twelve equivalent RbP4 tetrahedra, and edges with six equivalent CsP4 tetrahedra. All Rb–P bond lengths are 3.61 Å. P2- is bonded in a body-centered cubic geometry to four equivalent Cs1+ and four equivalent Rb1+ atoms.
DOI: 10.17188/1325809
title: Materials Data on PaN by Materials Project

description: PaN is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Pa3+ is bonded to six equivalent N3- atoms to form a mixture of edge and corner-sharing PaN6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Pa–N bond lengths are 2.48 Å. N3- is bonded to six equivalent Pa3+ atoms to form a mixture of edge and corner-sharing NPa6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325810
title: Materials Data on CsRbAs by Materials Project

description: CsRbAs is Copper structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one CsRbAs cluster. Cs1+ is bonded in a distorted single-bond geometry to one As2- atom. The Cs–As bond length is 2.61 Å. Rb1+ is bonded in a distorted single-bond geometry to one As2- atom. The Rb–As bond length is 2.61 Å. As2- is bonded in a linear geometry to one Cs1+ and one Rb1+ atom.
DOI: 10.17188/1325811
title: Materials Data on PdN by Materials Project

description: PdN is Halite, Rock Salt structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Pd2+ is bonded to six equivalent N2- atoms to form a mixture of edge and corner-sharing PdN6 octahedra. The corner-sharing octahedral tilt angles are 0°. There are four shorter (2.22 Å) and two longer (2.23 Å) Pd–N bond lengths. N2- is bonded to six equivalent Pd2+ atoms to form a mixture of edge and corner-sharing NPd6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325812
title: Materials Data on PbS by Materials Project

description: PbS is Tungsten Carbide structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Pb2+ is bonded to six equivalent S2- atoms to form a mixture of distorted edge, face, and corner-sharing PbS6 pentagonal pyramids. All Pb–S bond lengths are 3.03 Å. S2- is bonded to six equivalent Pb2+ atoms to form a mixture of distorted edge, face, and corner-sharing SPb6 pentagonal pyramids.
DOI: 10.17188/1325813
title: Materials Data on CrO2 by Materials Project

description: CrO2 is Fluorite structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Cr4+ is bonded in a body-centered cubic geometry to eight equivalent O2- atoms. All Cr–O bond lengths are 2.06 Å. O2- is bonded to four equivalent Cr4+ atoms to form a mixture of edge and corner-sharing OCr4 tetrahedra.
DOI: 10.17188/1325814
title: Materials Data on CrSe2 by Materials Project

description: CrSe2 is trigonal omega structured and crystallizes in the trigonal P-3m1 space group. The structure is two-dimensional and consists of one CrSe2 sheet oriented in the (0, 0, 1) direction. Cr4+ is bonded to six equivalent Se2- atoms to form edge-sharing CrSe6 octahedra. All Cr–Se bond lengths are 2.50 Å. Se2- is bonded in a distorted T-shaped geometry to three equivalent Cr4+ atoms.
DOI: 10.17188/1325815
title: Materials Data on NiC by Materials Project

description: NiC is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Ni2+ is bonded to six equivalent C2- atoms to form a mixture of edge and corner-sharing NiC6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Ni–C bond lengths are 2.03 Å. C2- is bonded to six equivalent Ni2+ atoms to form a mixture of edge and corner-sharing CNi6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1325816
title: Materials Data on PrAs by Materials Project

description: PrAs is Tetraauricupride structured and crystallizes in the tetragonal P4/mmm space group. The structure is three-dimensional. Pr3+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Pr–As bond lengths are 3.22 Å. As3- is bonded in a body-centered cubic geometry to eight equivalent Pr3+ atoms.
DOI: 10.17188/1325817
title: Materials Data on CrFeTe by Materials Project

description: FeCrTe is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Cr is bonded in a 10-coordinate geometry to four equivalent Fe and six equivalent Te atoms. All Cr–Fe bond lengths are 2.54 Å. All Cr–Te bond lengths are 2.93 Å. Fe is bonded in a body-centered cubic geometry to four equivalent Cr and four equivalent Te atoms. All Fe–Te bond lengths are 2.54 Å. Te is bonded in a 4-coordinate geometry to six equivalent Cr and four equivalent Fe atoms.
DOI: 10.17188/1325818
title: Materials Data on CrCoTe by Materials Project

description: CrCoTe is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Cr is bonded in a 10-coordinate geometry to four equivalent Co and six equivalent Te atoms. All Cr–Co bond lengths are 2.55 Å. All Cr–Te bond lengths are 2.94 Å. Co is bonded in a body-centered cubic geometry to four equivalent Cr and four equivalent Te atoms. All Co–Te bond lengths are 2.55 Å. Te is bonded in a 10-coordinate geometry to six equivalent Cr and four equivalent Co atoms.
DOI: 10.17188/1325819
title: Materials Data on Pr by Materials Project

description: Pr is Magnesium structured and crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Pr is bonded to twelve equivalent Pr atoms to form a mixture of face, edge, and corner-sharing PrPr12 cuboctahedra. There are a spread of Pr–Pr bond distances ranging from 3.62–3.78 Å.
DOI: 10.17188/1326256
title: Materials Data on PdN by Materials Project

description: PdN is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Pd2+ is bonded in a body-centered cubic geometry to eight equivalent N2- atoms. All Pd–N bond lengths are 2.41 Å. N2- is bonded in a body-centered cubic geometry to eight equivalent Pd2+ atoms.
DOI: 10.17188/1326257
title: Materials Data on PdN by Materials Project

description: PdN is Tungsten Carbide structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Pd2+ is bonded to six equivalent N2- atoms to form a mixture of distorted edge, face, and corner-sharing PdN6 pentagonal pyramids. All Pd–N bond lengths are 2.26 Å. N2- is bonded to six equivalent Pd2+ atoms to form a mixture of distorted edge, face, and corner-sharing NPd6 pentagonal pyramids.
DOI: 10.17188/1326258
title: Materials Data on PrN by Materials Project

description: PrN is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Pr3+ is bonded to four equivalent N3- atoms to form corner-sharing PrN4 tetrahedra. All Pr–N bond lengths are 2.41 Å. N3- is bonded to four equivalent Pr3+ atoms to form corner-sharing NPr4 tetrahedra.
DOI: 10.17188/1326259
title: Materials Data on PrN by Materials Project

description: PrN is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Pr3+ is bonded in a body-centered cubic geometry to eight equivalent N3- atoms. All Pr–N bond lengths are 2.74 Å. N3- is bonded in a body-centered cubic geometry to eight equivalent Pr3+ atoms.
DOI: 10.17188/1326260
title: Materials Data on CoTe2 by Materials Project

description: CoTe2 is trigonal omega structured and crystallizes in the trigonal P-3m1 space group. The structure is two-dimensional and consists of one CoTe2 sheet oriented in the (0, 0, 1) direction. Co4+ is bonded to six equivalent Te2- atoms to form edge-sharing CoTe6 octahedra. All Co–Te bond lengths are 2.56 Å. Te2- is bonded in a 3-coordinate geometry to three equivalent Co4+ atoms.
DOI: 10.17188/1326261
title: Materials Data on ReN by Materials Project

description: ReN is Tungsten Carbide structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Re3+ is bonded to six equivalent N3- atoms to form a mixture of distorted edge, face, and corner-sharing ReN6 pentagonal pyramids. All Re–N bond lengths are 2.21 Å. N3- is bonded to six equivalent Re3+ atoms to form a mixture of distorted edge, face, and corner-sharing NRe6 pentagonal pyramids.
DOI: 10.17188/1326262
title: Materials Data on PtC by Materials Project

description: PtC is Tungsten Carbide structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Pt2- is bonded to six equivalent C2+ atoms to form a mixture of distorted edge, face, and corner-sharing PtC6 pentagonal pyramids. All Pt–C bond lengths are 2.27 Å. C2+ is bonded to six equivalent Pt2- atoms to form a mixture of distorted edge, face, and corner-sharing CPt6 pentagonal pyramids.
DOI: 10.17188/1326263
title: Materials Data on PrN by Materials Project

description: PrN is Tungsten Carbide structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Pr3+ is bonded to six equivalent N3- atoms to form a mixture of distorted edge, corner, and face-sharing PrN6 pentagonal pyramids. All Pr–N bond lengths are 2.60 Å. N3- is bonded to six equivalent Pr3+ atoms to form a mixture of distorted edge, corner, and face-sharing NPr6 pentagonal pyramids.
DOI: 10.17188/1326264
title: Materials Data on RbSb by Materials Project

description: RbSb is Zincblende, Sphalerite structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Rb1+ is bonded to four equivalent Sb1- atoms to form corner-sharing RbSb4 tetrahedra. All Rb–Sb bond lengths are 3.69 Å. Sb1- is bonded to four equivalent Rb1+ atoms to form corner-sharing SbRb4 tetrahedra.
DOI: 10.17188/1326265
title: Materials Data on CaHg2 by Materials Project

description: CaHg2 crystallizes in the trigonal P-3m1 space group. The structure is two-dimensional and consists of one CaHg2 sheet oriented in the (0, 0, 1) direction. Ca is bonded in a hexagonal planar geometry to six equivalent Hg atoms. All Ca–Hg bond lengths are 3.13 Å. Hg is bonded in a distorted trigonal planar geometry to three equivalent Ca atoms.
DOI: 10.17188/1326266
title: Materials Data on RhC by Materials Project

description: RhC is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Rh4+ is bonded to six equivalent C4- atoms to form a mixture of corner and edge-sharing RhC6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Rh–C bond lengths are 2.18 Å. C4- is bonded to six equivalent Rh4+ atoms to form a mixture of corner and edge-sharing CRh6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1326267
title: Materials Data on CaC2 by Materials Project

description: CaC2 crystallizes in the trigonal R-3m space group. The structure is three-dimensional. Ca2+ is bonded to eight equivalent C1- atoms to form CaC8 hexagonal bipyramids that share corners with eight equivalent CCa4C trigonal bipyramids and edges with twelve equivalent CaC8 hexagonal bipyramids. There are two shorter (2.59 Å) and six longer (2.84 Å) Ca–C bond lengths. C1- is bonded to four equivalent Ca2+ and one C1- atom to form distorted CCa4C trigonal bipyramids that share corners with four equivalent CaC8 hexagonal bipyramids, corners with sixteen equivalent CCa4C trigonal bipyramids, and edges with six equivalent CCa4C trigonal bipyramids. The C–C bond length is 1.27 Å.