cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.17188/1290465
title: Materials Data on Li3Cu4SnO8 by Materials Project

description: Li3Cu4SnO8 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six equivalent CuO6 octahedra, edges with two equivalent SnO6 octahedra, edges with four LiO6 octahedra, and edges with four CuO6 octahedra. The corner-sharing octahedra tilt angles range from 6–25°. There are a spread of Li–O bond distances ranging from 2.13–2.25 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six equivalent SnO6 octahedra, edges with four equivalent LiO6 octahedra, and edges with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 9–15°. There are four shorter (2.08 Å) and two longer (2.60 Å) Li–O bond lengths. There are three inequivalent Cu+2.25+ sites. In the first Cu+2.25+ site, Cu+2.25+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Cu–O bond lengths are 1.94 Å. In the second Cu+2.25+ site, Cu+2.25+ is bonded to six O2- atoms to form CuO6 octahedra that share edges with two equivalent SnO6 octahedra, edges with four equivalent CuO6 octahedra, and edges with six LiO6 octahedra. There are two shorter (1.95 Å) and four longer (2.20 Å) Cu–O bond lengths. In the third Cu+2.25+ site, Cu+2.25+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share corners with six equivalent LiO6 octahedra, edges with two equivalent SnO6 octahedra, edges with four LiO6 octahedra, and edges with four CuO6 octahedra. The corner-sharing octahedra tilt angles range from 6–25°. There are a spread of Cu–O bond distances ranging from 1.95–2.61 Å. Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six equivalent LiO6 octahedra, edges with four equivalent LiO6 octahedra, and edges with six CuO6 octahedra. The corner-sharing octahedra tilt angles range from 9–15°. There are four shorter (2.07 Å) and two longer (2.15 Å) Sn–O bond lengths. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+, two equivalent Cu+2.25+, and one Sn4+ atom to form distorted OLi3Cu2Sn octahedra that share corners with six equivalent OLi3Cu2Sn octahedra and edges with four equivalent OLi2Cu3 trigonal bipyramids. The corner-sharing octahedral tilt angles are 0°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two Li1+, three Cu+2.25+, and one Sn4+ atom. In the third O2- site, O2- is bonded to two equivalent Li1+ and three Cu+2.25+ atoms to form distorted OLi2Cu3 trigonal bipyramids that share corners with five equivalent OLi2Cu3 trigonal bipyramids and edges with four equivalent OLi3Cu2Sn octahedra.
DOI: 10.17188/1290466
title: Materials Data on TbGaO3 by Materials Project

description: TbGaO3 is Orthorhombic Perovskite structured and crystallizes in the orthorhombic Pnma 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 2.26–2.71 Å. Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 34–36°. There are four shorter (2.01 Å) and two longer (2.03 Å) Ga–O bond lengths. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Tb3+ and two equivalent Ga3+ atoms to form distorted corner-sharing OTb2Ga2 trigonal pyramids. In the second O2- site, O2- is bonded in a 5-coordinate geometry to three equivalent Tb3+ and two equivalent Ga3+ atoms.
DOI: 10.17188/1290467
title: Materials Data on La2HfO5 by Materials Project

description: La2HfO5 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of La–O bond distances ranging from 1.75–2.51 Å. In the second La3+ site, La3+ is bonded in a 1-coordinate geometry to four O2- atoms. There are a spread of La–O bond distances ranging from 1.95–2.54 Å. In the third La3+ site, La3+ is bonded in a 1-coordinate geometry to four O2- atoms. There are a spread of La–O bond distances ranging from 1.96–2.53 Å. In the fourth La3+ site, La3+ is bonded in a 2-coordinate geometry to four O2- atoms. There are a spread of La–O bond distances ranging from 1.76–2.53 Å. There are two inequivalent Hf4+ sites. In the first Hf4+ site, Hf4+ is bonded in a distorted square co-planar geometry to four O2- atoms. There are a spread of Hf–O bond distances ranging from 1.36–2.12 Å. In the second Hf4+ site, Hf4+ is bonded in a 2-coordinate geometry to four O2- atoms. There are two shorter (1.79 Å) and two longer (2.27 Å) Hf–O bond lengths. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one La3+ and one Hf4+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two La3+ and one Hf4+ atom. In the third O2- site, O2- is bonded in a 2-coordinate geometry to two La3+ and one Hf4+ atom. In the fourth O2- site, O2- is bonded in a water-like geometry to one La3+ and one Hf4+ atom. In the fifth O2- site, O2- is bonded in a water-like geometry to one La3+ and one Hf4+ atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to two La3+ and one Hf4+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to two La3+ and one Hf4+ atom. In the eighth O2- site, O2- is bonded in an L-shaped geometry to two La3+ atoms. In the ninth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one La3+ and one Hf4+ atom. In the tenth O2- site, O2- is bonded in a distorted L-shaped geometry to two La3+ atoms.
DOI: 10.17188/1290468
title: Materials Data on Li2Ti2O5 by Materials Project

description: Li2Ti2O5 crystallizes in the orthorhombic Ccc2 space group. The structure is three-dimensional. Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four equivalent LiO4 tetrahedra, corners with five equivalent TiO4 tetrahedra, and an edgeedge with one LiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 2.00–2.03 Å. Ti4+ is bonded to four O2- atoms to form TiO4 tetrahedra that share corners with three equivalent TiO4 tetrahedra and corners with five equivalent LiO4 tetrahedra. There are a spread of Ti–O bond distances ranging from 1.76–1.88 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 150 degrees geometry to two equivalent Ti4+ atoms. In the second O2- site, O2- is bonded to three equivalent Li1+ and one Ti4+ atom to form a mixture of corner and edge-sharing OLi3Ti tetrahedra. In the third O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two equivalent Ti4+ atoms.
DOI: 10.17188/1290469
title: Materials Data on ErTiO3 by Materials Project

description: ErTiO3 is Orthorhombic Perovskite structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Er3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Er–O bond distances ranging from 2.21–2.72 Å. Ti3+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 37–42°. All Ti–O bond lengths are 2.05 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Er3+ and two equivalent Ti3+ atoms to form distorted corner-sharing OEr2Ti2 trigonal pyramids. In the second O2- site, O2- is bonded in a 5-coordinate geometry to three equivalent Er3+ and two equivalent Ti3+ atoms.
DOI: 10.17188/1290470
title: Materials Data on ZnIn2O4 by Materials Project

description: ZnIn2O4 is Spinel structured and crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. Zn2+ is bonded to four equivalent O2- atoms to form ZnO4 tetrahedra that share corners with twelve equivalent InO6 octahedra. The corner-sharing octahedral tilt angles are 57°. All Zn–O bond lengths are 2.06 Å. In3+ is bonded to six equivalent O2- atoms to form InO6 octahedra that share corners with six equivalent ZnO4 tetrahedra and edges with six equivalent InO6 octahedra. All In–O bond lengths are 2.21 Å. O2- is bonded in a distorted rectangular see-saw-like geometry to one Zn2+ and three equivalent In3+ atoms.
DOI: 10.17188/1290471
title: Materials Data on Li4HfO4 by Materials Project

description: Li4HfO4 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four equivalent HfO4 tetrahedra, corners with six LiO4 tetrahedra, and edges with three LiO4 tetrahedra. There is two shorter (1.97 Å) and two longer (1.99 Å) Li–O bond length. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share corners with four equivalent HfO4 tetrahedra, corners with six LiO4 tetrahedra, and edges with three LiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.99–2.20 Å. Hf4+ is bonded to four O2- atoms to form HfO4 tetrahedra that share corners with sixteen LiO4 tetrahedra. All Hf–O bond lengths are 1.97 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to four Li1+ and one Hf4+ atom to form distorted corner-sharing OLi4Hf trigonal bipyramids. In the second O2- site, O2- is bonded in a 5-coordinate geometry to four Li1+ and one Hf4+ atom.
DOI: 10.17188/1290473
title: Materials Data on Ce4DyO9 by Materials Project

description: DyCe4O9 crystallizes in the triclinic P1 space group. The structure is three-dimensional. Dy3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Dy–O bond distances ranging from 2.22–2.32 Å. There are four inequivalent Ce+3.75+ sites. In the first Ce+3.75+ site, Ce+3.75+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Ce–O bond distances ranging from 2.32–2.67 Å. In the second Ce+3.75+ site, Ce+3.75+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Ce–O bond distances ranging from 2.25–2.45 Å. In the third Ce+3.75+ site, Ce+3.75+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Ce–O bond distances ranging from 2.27–2.43 Å. In the fourth Ce+3.75+ site, Ce+3.75+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Ce–O bond distances ranging from 2.34–2.57 Å. There are nine inequivalent O2- sites. In the first O2- site, O2- is bonded to four Ce+3.75+ atoms to form OCe4 tetrahedra that share corners with fourteen OCe4 tetrahedra, a cornercorner with one OCe3Dy trigonal pyramid, and edges with six OCe4 tetrahedra. In the second O2- site, O2- is bonded to one Dy3+ and three Ce+3.75+ atoms to form a mixture of distorted edge and corner-sharing OCe3Dy tetrahedra. In the third O2- site, O2- is bonded to one Dy3+ and three Ce+3.75+ atoms to form distorted OCe3Dy trigonal pyramids that share corners with fourteen OCe4 tetrahedra, corners with two equivalent OCe3Dy trigonal pyramids, and edges with four OCe4 tetrahedra. In the fourth O2- site, O2- is bonded to four Ce+3.75+ atoms to form OCe4 tetrahedra that share corners with fourteen OCe4 tetrahedra, a cornercorner with one OCe3Dy trigonal pyramid, and edges with six OCe3Dy tetrahedra. In the fifth O2- site, O2- is bonded to one Dy3+ and three Ce+3.75+ atoms to form OCe3Dy tetrahedra that share corners with eleven OCe4 tetrahedra, a cornercorner with one OCe3Dy trigonal pyramid, and edges with six OCe4 tetrahedra. In the sixth O2- site, O2- is bonded to four Ce+3.75+ atoms to form OCe4 tetrahedra that share corners with fifteen OCe4 tetrahedra, edges with four OCe4 tetrahedra, and edges with two equivalent OCe3Dy trigonal pyramids. In the seventh O2- site, O2- is bonded to two equivalent Dy3+ and two Ce+3.75+ atoms to form OCe2Dy2 tetrahedra that share corners with ten OCe4 tetrahedra, corners with four equivalent OCe3Dy trigonal pyramids, and edges with four OCe3Dy tetrahedra. In the eighth O2- site, O2- is bonded to one Dy3+ and three Ce+3.75+ atoms to form OCe3Dy tetrahedra that share corners with ten OCe4 tetrahedra, corners with two equivalent OCe3Dy trigonal pyramids, edges with four OCe2Dy2 tetrahedra, and edges with two equivalent OCe3Dy trigonal pyramids. In the ninth O2- site, O2- is bonded to four Ce+3.75+ atoms to form OCe4 tetrahedra that share corners with eleven OCe3Dy tetrahedra, corners with four equivalent OCe3Dy trigonal pyramids, and edges with six OCe4 tetrahedra.
DOI: 10.17188/1290474
title: Materials Data on CaPbI4 by Materials Project

description: CaPbI4 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. Ca2+ is bonded to four I1- atoms to form CaI4 tetrahedra that share corners with two equivalent PbI6 octahedra and edges with two equivalent PbI6 octahedra. The corner-sharing octahedra tilt angles range from 61–67°. There are a spread of Ca–I bond distances ranging from 2.99–3.05 Å. Pb2+ is bonded to six I1- atoms to form PbI6 octahedra that share corners with two equivalent PbI6 octahedra, corners with two equivalent CaI4 tetrahedra, an edgeedge with one PbI6 octahedra, and edges with two equivalent CaI4 tetrahedra. The corner-sharing octahedral tilt angles are 48°. There are a spread of Pb–I bond distances ranging from 3.13–3.45 Å. There are four inequivalent I1- sites. In the first I1- site, I1- is bonded in a 1-coordinate geometry to one Ca2+ and two equivalent Pb2+ atoms. In the second I1- site, I1- is bonded in a 1-coordinate geometry to one Ca2+ and two equivalent Pb2+ atoms. In the third I1- site, I1- is bonded in a distorted L-shaped geometry to one Ca2+ and one Pb2+ atom. In the fourth I1- site, I1- is bonded in a distorted bent 120 degrees geometry to one Ca2+ and one Pb2+ atom.
DOI: 10.17188/1290475
title: Materials Data on Li3SbS4 by Materials Project

description: Li3SbS4 is Enargite structured and crystallizes in the orthorhombic Pmn2_1 space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four S2- atoms to form LiS4 tetrahedra that share corners with four equivalent SbS4 tetrahedra and corners with eight equivalent LiS4 tetrahedra. There are a spread of Li–S bond distances ranging from 2.45–2.53 Å. In the second Li1+ site, Li1+ is bonded to four S2- atoms to form LiS4 tetrahedra that share corners with four equivalent SbS4 tetrahedra and corners with eight LiS4 tetrahedra. There are a spread of Li–S bond distances ranging from 2.43–2.48 Å. Sb5+ is bonded to four S2- atoms to form SbS4 tetrahedra that share corners with twelve LiS4 tetrahedra. All Sb–S bond lengths are 2.37 Å. There are three inequivalent S2- sites. In the first S2- site, S2- is bonded to three Li1+ and one Sb5+ atom to form corner-sharing SLi3Sb tetrahedra. In the second S2- site, S2- is bonded to three Li1+ and one Sb5+ atom to form corner-sharing SLi3Sb tetrahedra. In the third S2- site, S2- is bonded to three Li1+ and one Sb5+ atom to form corner-sharing SLi3Sb tetrahedra.
DOI: 10.17188/1290476
title: Materials Data on Al2HgO4 by Materials Project

description: HgAl2O4 is Spinel structured and crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. Hg2+ is bonded to four equivalent O2- atoms to form HgO4 tetrahedra that share corners with twelve equivalent AlO6 octahedra. The corner-sharing octahedral tilt angles are 63°. All Hg–O bond lengths are 2.19 Å. Al3+ is bonded to six equivalent O2- atoms to form distorted AlO6 octahedra that share corners with six equivalent HgO4 tetrahedra and edges with six equivalent AlO6 octahedra. All Al–O bond lengths are 1.97 Å. O2- is bonded to one Hg2+ and three equivalent Al3+ atoms to form a mixture of distorted edge and corner-sharing OAl3Hg tetrahedra.
DOI: 10.17188/1290477
title: Materials Data on Al2CoCl8 by Materials Project

description: CoAl2Cl8 crystallizes in the monoclinic C2/c space group. The structure is one-dimensional and consists of two CoAl2Cl8 ribbons oriented in the (0, 0, 1) direction. Co2+ is bonded to six Cl1- atoms to form CoCl6 octahedra that share corners with two equivalent AlCl4 tetrahedra and edges with two equivalent AlCl4 tetrahedra. There are a spread of Co–Cl bond distances ranging from 2.45–2.48 Å. Al3+ is bonded to four Cl1- atoms to form AlCl4 tetrahedra that share a cornercorner with one CoCl6 octahedra and an edgeedge with one CoCl6 octahedra. The corner-sharing octahedral tilt angles are 54°. There are one shorter (2.10 Å) and three longer (2.19 Å) Al–Cl bond lengths. There are four inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in an L-shaped geometry to one Co2+ and one Al3+ atom. In the second Cl1- site, Cl1- is bonded in a single-bond geometry to one Al3+ atom. In the third Cl1- site, Cl1- is bonded in an L-shaped geometry to one Co2+ and one Al3+ atom. In the fourth Cl1- site, Cl1- is bonded in a bent 120 degrees geometry to one Co2+ and one Al3+ atom.
DOI: 10.17188/1290478
title: Materials Data on Li2CuAsO4 by Materials Project

description: Li2CuAsO4 crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 2.00–2.47 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra and corners with four equivalent AsO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.97–2.03 Å. Cu1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.90–2.67 Å. As5+ is bonded to four O2- atoms to form AsO4 tetrahedra that share corners with four equivalent LiO4 tetrahedra. There are a spread of As–O bond distances ranging from 1.72–1.75 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to two equivalent Li1+, two equivalent Cu1+, and one As5+ atom. In the second O2- site, O2- is bonded to three Li1+ and one As5+ atom to form distorted OLi3As tetrahedra that share corners with two equivalent OLi3As tetrahedra, corners with two equivalent OLi2CuAs trigonal pyramids, and an edgeedge with one OLi2CuAs trigonal pyramid. In the third O2- site, O2- is bonded to two Li1+, one Cu1+, and one As5+ atom to form a mixture of distorted edge and corner-sharing OLi2CuAs trigonal pyramids. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Cu1+, and one As5+ atom.
DOI: 10.17188/1290479
title: Materials Data on La2(SiO3)3 by Materials Project

description: La2(SiO3)3 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.37–2.89 Å. In the second La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.74 Å. There are three inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to five O2- atoms to form distorted SiO5 trigonal bipyramids that share corners with two equivalent SiO6 octahedra and an edgeedge with one SiO5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 45–54°. There are a spread of Si–O bond distances ranging from 1.70–1.86 Å. In the second Si4+ site, Si4+ is bonded to six O2- atoms to form SiO6 octahedra that share corners with two equivalent SiO4 tetrahedra, corners with two equivalent SiO5 trigonal bipyramids, and edges with two equivalent SiO6 octahedra. There are a spread of Si–O bond distances ranging from 1.77–2.01 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 53–54°. There are a spread of Si–O bond distances ranging from 1.61–1.67 Å. There are nine inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent La3+ and two equivalent Si4+ atoms. In the second O2- site, O2- is bonded in a 1-coordinate geometry to three La3+ and one Si4+ atom. In the third O2- site, O2- is bonded in a 1-coordinate geometry to three La3+ and one Si4+ atom. In the fourth O2- site, O2- is bonded in a distorted L-shaped geometry to two La3+ and two equivalent Si4+ atoms. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Si4+ atoms. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to two La3+ and one Si4+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to two La3+ and one Si4+ atom. In the eighth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two La3+ and two Si4+ atoms. In the ninth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two La3+ and two Si4+ atoms.
DOI: 10.17188/1290480
title: Materials Data on K2Sr2O3 by Materials Project

description: K2Sr2O3 is Aluminum carbonitride-like structured and crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. K1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of K–O bond distances ranging from 2.70–3.11 Å. Sr2+ is bonded to four O2- atoms to form a mixture of edge and corner-sharing SrO4 tetrahedra. There are a spread of Sr–O bond distances ranging from 2.38–2.47 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to four equivalent K1+ and two equivalent Sr2+ atoms to form corner-sharing OK4Sr2 octahedra. The corner-sharing octahedral tilt angles are 53°. In the second O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent K1+ and three equivalent Sr2+ atoms.
DOI: 10.17188/1290481
title: Materials Data on CaEu2O3 by Materials Project

description: CaEu2O3 is Caswellsilverite-like structured and crystallizes in the orthorhombic Cmc2_1 space group. The structure is three-dimensional. Ca2+ is bonded to six O2- atoms to form distorted CaO6 pentagonal pyramids that share corners with two equivalent CaO6 pentagonal pyramids, corners with four equivalent EuO6 pentagonal pyramids, edges with two equivalent CaO6 pentagonal pyramids, and edges with ten equivalent EuO6 pentagonal pyramids. There are a spread of Ca–O bond distances ranging from 2.45–2.52 Å. Eu2+ is bonded to six O2- atoms to form distorted EuO6 pentagonal pyramids that share corners with two equivalent CaO6 pentagonal pyramids, corners with four equivalent EuO6 pentagonal pyramids, edges with five equivalent CaO6 pentagonal pyramids, and edges with seven equivalent EuO6 pentagonal pyramids. There are a spread of Eu–O bond distances ranging from 2.50–2.55 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ca2+ and four equivalent Eu2+ atoms to form a mixture of face, edge, and corner-sharing OCa2Eu4 octahedra. The corner-sharing octahedra tilt angles range from 46–49°. In the second O2- site, O2- is bonded to two equivalent Ca2+ and four equivalent Eu2+ atoms to form a mixture of face, edge, and corner-sharing OCa2Eu4 octahedra. The corner-sharing octahedra tilt angles range from 46–49°.