cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.17188/1187189
title: Materials Data on ErTl by Materials Project

description: ErTl is Tetraauricupride structured and crystallizes in the tetragonal P4/mmm space group. The structure is three-dimensional. Er is bonded in a distorted body-centered cubic geometry to eight equivalent Tl atoms. All Er–Tl bond lengths are 3.29 Å. Tl is bonded in a distorted body-centered cubic geometry to eight equivalent Er atoms.
DOI: 10.17188/1187190
title: Materials Data on K3SbO4 by Materials Project

description: K3SbO4 crystallizes in the monoclinic P2/c space group. The structure is three-dimensional. there are three inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a distorted bent 150 degrees geometry to four O2- atoms. There are two shorter (2.53 Å) and two longer (3.09 Å) K–O bond lengths. In the second K1+ site, K1+ is bonded in a distorted hexagonal planar geometry to six O2- atoms. There are a spread of K–O bond distances ranging from 2.71–2.76 Å. In the third K1+ site, K1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of K–O bond distances ranging from 2.62–2.97 Å. Sb5+ is bonded to six O2- atoms to form edge-sharing SbO6 octahedra. There are a spread of Sb–O bond distances ranging from 1.98–2.13 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 6-coordinate geometry to four K1+ and two equivalent Sb5+ atoms. In the second O2- site, O2- is bonded in a 5-coordinate geometry to four K1+ and one Sb5+ atom.
DOI: 10.17188/1187191
title: Materials Data on RbAuO by Materials Project

description: RbAuO crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Rb1+ is bonded in a rectangular see-saw-like geometry to four equivalent O2- atoms. There are two shorter (2.92 Å) and two longer (2.98 Å) Rb–O bond lengths. Au1+ is bonded in a linear geometry to two equivalent O2- atoms. Both Au–O bond lengths are 2.06 Å. O2- is bonded to four equivalent Rb1+ and two equivalent Au1+ atoms to form a mixture of edge and corner-sharing ORb4Au2 octahedra. The corner-sharing octahedra tilt angles range from 4–8°.
DOI: 10.17188/1187192
title: Materials Data on CdSe by Materials Project

description: CdSe is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Cd2+ is bonded to six equivalent Se2- atoms to form a mixture of edge and corner-sharing CdSe6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Cd–Se bond lengths are 2.87 Å. Se2- is bonded to six equivalent Cd2+ atoms to form a mixture of edge and corner-sharing SeCd6 octahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1187193
title: Materials Data on SrMg2N2 by Materials Project

description: SrMg2N2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Sr2+ is bonded to six equivalent N3- atoms to form SrN6 octahedra that share corners with twelve equivalent MgN4 tetrahedra, edges with six equivalent SrN6 octahedra, and edges with six equivalent MgN4 tetrahedra. All Sr–N bond lengths are 2.76 Å. Mg2+ is bonded to four equivalent N3- atoms to form MgN4 tetrahedra that share corners with six equivalent SrN6 octahedra, corners with six equivalent MgN4 tetrahedra, edges with three equivalent SrN6 octahedra, and edges with three equivalent MgN4 tetrahedra. The corner-sharing octahedra tilt angles range from 25–50°. There are three shorter (2.18 Å) and one longer (2.25 Å) Mg–N bond lengths. N3- is bonded in a 7-coordinate geometry to three equivalent Sr2+ and four equivalent Mg2+ atoms.
DOI: 10.17188/1187194
title: Materials Data on RbBSe3 by Materials Project

description: RbBSe3 crystallizes in the monoclinic P2_1/c space group. The structure is one-dimensional and consists of four rubidium molecules and two BSe3 ribbons oriented in the (1, 0, 0) direction. In each BSe3 ribbon, B3- is bonded to four Se+0.67+ atoms to form corner-sharing BSe4 tetrahedra. There are two shorter (2.06 Å) and two longer (2.09 Å) B–Se bond lengths. There are three inequivalent Se+0.67+ sites. In the first Se+0.67+ site, Se+0.67+ is bonded in a single-bond geometry to one B3- atom. In the second Se+0.67+ site, Se+0.67+ is bonded in a water-like geometry to two equivalent B3- atoms. In the third Se+0.67+ site, Se+0.67+ is bonded in a single-bond geometry to one B3- atom.
DOI: 10.17188/1187195
title: Materials Data on Mg(C2N3)2 by Materials Project

description: Mg(C2N3)2 crystallizes in the orthorhombic Pnnm space group. The structure is three-dimensional. Mg2+ is bonded in an octahedral geometry to six N3- atoms. There are four shorter (2.13 Å) and two longer (2.31 Å) Mg–N bond lengths. C4+ is bonded in a linear geometry to two N3- atoms. There is one shorter (1.17 Å) and one longer (1.31 Å) C–N bond length. There are two inequivalent N3- sites. In the first N3- site, N3- is bonded in a trigonal planar geometry to one Mg2+ and two equivalent C4+ atoms. In the second N3- site, N3- is bonded in a linear geometry to one Mg2+ and one C4+ atom.
DOI: 10.17188/1187196
title: Materials Data on Ca3TlN by Materials Project

description: TlNCa3 is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Ca is bonded in a linear geometry to four equivalent Tl and two equivalent N atoms. All Ca–Tl bond lengths are 3.50 Å. Both Ca–N bond lengths are 2.48 Å. Tl is bonded to twelve equivalent Ca atoms to form TlCa12 cuboctahedra that share corners with twelve equivalent TlCa12 cuboctahedra, faces with six equivalent TlCa12 cuboctahedra, and faces with eight equivalent NCa6 octahedra. N is bonded to six equivalent Ca atoms to form NCa6 octahedra that share corners with six equivalent NCa6 octahedra and faces with eight equivalent TlCa12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°.
DOI: 10.17188/1187197
title: Materials Data on Ba2LiReN4 by Materials Project

description: LiBa2ReN4 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. Li1+ is bonded in a trigonal planar geometry to three N3- atoms. There are two shorter (1.96 Å) and one longer (2.08 Å) Li–N bond lengths. There are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight N3- atoms. There are a spread of Ba–N bond distances ranging from 2.80–3.19 Å. In the second Ba2+ site, Ba2+ is bonded to eight N3- atoms to form distorted BaN8 hexagonal bipyramids that share corners with two equivalent BaN8 hexagonal bipyramids, corners with two equivalent ReN4 tetrahedra, edges with four equivalent BaN8 hexagonal bipyramids, and edges with three equivalent ReN4 tetrahedra. There are a spread of Ba–N bond distances ranging from 2.94–3.08 Å. Re7+ is bonded to four N3- atoms to form ReN4 tetrahedra that share corners with two equivalent BaN8 hexagonal bipyramids and edges with three equivalent BaN8 hexagonal bipyramids. There is three shorter (1.83 Å) and one longer (1.87 Å) Re–N bond length. There are three inequivalent N3- sites. In the first N3- site, N3- is bonded in a 2-coordinate geometry to one Li1+, four Ba2+, and one Re7+ atom. In the second N3- site, N3- is bonded in a 6-coordinate geometry to one Li1+, four Ba2+, and one Re7+ atom. In the third N3- site, N3- is bonded in a distorted single-bond geometry to four Ba2+ and one Re7+ atom.
DOI: 10.17188/1187198
title: Materials Data on Sr2LiReN4 by Materials Project

description: LiSr2ReN4 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. Li1+ is bonded to four N3- atoms to form LiN4 tetrahedra that share corners with four equivalent ReN4 tetrahedra. There are a spread of Li–N bond distances ranging from 2.01–2.33 Å. There are two inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight N3- atoms. There are a spread of Sr–N bond distances ranging from 2.63–3.08 Å. In the second Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight N3- atoms. There are a spread of Sr–N bond distances ranging from 2.69–3.05 Å. Re7+ is bonded to four N3- atoms to form ReN4 tetrahedra that share corners with four equivalent LiN4 tetrahedra. There are a spread of Re–N bond distances ranging from 1.83–1.86 Å. There are three inequivalent N3- sites. In the first N3- site, N3- is bonded to one Li1+, four Sr2+, and one Re7+ atom to form a mixture of distorted edge, face, and corner-sharing NSr4LiRe octahedra. The corner-sharing octahedra tilt angles range from 62–73°. In the second N3- site, N3- is bonded in a 6-coordinate geometry to one Li1+, four Sr2+, and one Re7+ atom. In the third N3- site, N3- is bonded in a 2-coordinate geometry to one Li1+, four Sr2+, and one Re7+ atom.
DOI: 10.17188/1187199
title: Materials Data on La3(NbN3)2 by Materials Project

description: La3(NbN3)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a body-centered cubic geometry to eight equivalent N3- atoms. All La–N bond lengths are 2.67 Å. In the second La3+ site, La3+ is bonded in a 1-coordinate geometry to nine N3- atoms. There are a spread of La–N bond distances ranging from 2.44–2.93 Å. Nb+4.50+ is bonded to five N3- atoms to form corner-sharing NbN5 square pyramids. There are one shorter (1.96 Å) and four longer (2.08 Å) Nb–N bond lengths. There are two inequivalent N3- sites. In the first N3- site, N3- is bonded to four La3+ and two equivalent Nb+4.50+ atoms to form a mixture of distorted corner, edge, and face-sharing NLa4Nb2 octahedra. The corner-sharing octahedra tilt angles range from 0–66°. In the second N3- site, N3- is bonded in a 6-coordinate geometry to five equivalent La3+ and one Nb+4.50+ atom.
DOI: 10.5281/zenodo.4476181
title: qdgc Namibia

description: QDGC tables delivered in geopackage file<br> - - - - - - - - - - - - - - - - - - - - - -<br> QDGC represents a way of making (almost) equal area squares covering a specific area to represent specific qualities of the area covered. The squares themselves are based on the degree squares covering earth. Around the equator we have 360 longitudinal lines , and from the north to the south pole we have 180 latitudinal lines. Together this gives us 64800 segments or tiles covering earth.<br> <br> <br> <br> <br> Within each geopackage file you will find a number of tables with these names:<br> <br> <br> <br> <br> -tbl_qdgc_01<br> -tbl_qdgc_02<br> -tbl_qdgc_03<br> -tbl_qdgc_04<br> -tbl_qdgc_05<br> -etc<br> <br> <br> <br> <br> The attributes for each table are:<br> <br> <br> <br> <br> qdgc Unique Quarter Degree Grid Cell reference string<br> area_reference Country<br> level_qdgc QDGC level<br> cellsize degrees decimal degree for the longitudal and latitudal length of the cell<br> lon_center Longitude center of the cell<br> lat_center Latitudal center of the cell<br> area_km2 Calculated area for the cell<br> geom Geometry<br> <br> <br> <br> <br> Metadata<br> --------<br> Geodata GCS_WGS_1984<br> Datum: D_WGS_1984<br> Prime Meridian: 0<br> <br> <br> <br> <br> Areas are calculated with different versions of Albers Equal Area Conic using the PostGIS function st_area. For the African continent I have used Africa Albers Equal Area Conic which will look like this:<br> - st_area(st_transform(geom, 102022))/1000000)<br> <br> <br> <br> <br> Licensing<br> ---------<br> Creative Commons Attribution 4.0 International<br> <br> <br> <br> <br> Conditions<br> ----------<br> Delivered to the user as-is. No guarantees. If you find errors, please tell me and I will try to fix it. Suggestions for improvements can be addressed to the github repository: https://github.com/ragnvald/qdgc<br> <br> <br> <br> <br> Thankyou<br> --------<br> The work has over the years been supported and received advice and moral support from many organisations and stakeholders. Here are some of them:<br> - Tanzania Wildlife Research Institute<br> - Dept of Biology, NTNU, Norway<br> - Norwegian Environment Agency<br> - Eivin Røskaft, Steven Prager, Howard Frederick, Julian Blanc, Honori Maliti, Paul Ramsey<br> <br> <br> <br> <br> References<br> ----------<br> * http://en.wikipedia.org/wiki/QDGC<br> * http://www.mindland.com/wp/projects/quarter-degree-grid-cells/about-qdgc/<br> * http://en.wikipedia.org/wiki/Lambert_azimuthal_equal-area_projection<br> * http://www.safe.com<br> <br> <br> <br> <br> <br> <br> <br> <br> Ragnvald Larsen<br> Trondheim 21th of January, 2021<br> <br> <br> <br> <br> ragnvald@mindland.com<br> www.mindland.com
description: Added EEZ. Decopressed size 1.5 GB.
DOI: 10.17188/1187200
title: Materials Data on Gd3AuO6 by Materials Project

description: Gd3AuO6 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.26–2.59 Å. In the second Gd3+ site, Gd3+ is bonded to six O2- atoms to form distorted edge-sharing GdO6 octahedra. There are a spread of Gd–O bond distances ranging from 2.33–2.35 Å. Au3+ is bonded in a square co-planar geometry to four O2- atoms. There are two shorter (2.03 Å) and two longer (2.05 Å) Au–O bond lengths. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded to three equivalent Gd3+ and one Au3+ atom to form a mixture of distorted corner and edge-sharing OGd3Au trigonal pyramids. In the second O2- site, O2- is bonded to four Gd3+ atoms to form a mixture of corner and edge-sharing OGd4 tetrahedra. In the third O2- site, O2- is bonded to three Gd3+ and one Au3+ atom to form OGd3Au tetrahedra that share corners with eight OGd3Au tetrahedra, corners with four equivalent OGd3Au trigonal pyramids, edges with two equivalent OGd4 tetrahedra, and edges with two equivalent OGd3Au trigonal pyramids.
DOI: 10.5281/zenodo.4457076
title: qdgc Namibia

description: QDGC tables delivered in geopackage file<br> - - - - - - - - - - - - - - - - - - - - - -<br> QDGC represents a way of making (almost) equal area squares covering a specific area to represent specific qualities of the area covered. The squares themselves are based on the degree squares covering earth. Around the equator we have 360 longitudinal lines , and from the north to the south pole we have 180 latitudinal lines. Together this gives us 64800 segments or tiles covering earth.<br> <br> <br> <br> <br> Within each geopackage file you will find a number of tables with these names:<br> <br> <br> <br> <br> -tbl_qdgc_01<br> -tbl_qdgc_02<br> -tbl_qdgc_03<br> -tbl_qdgc_04<br> -tbl_qdgc_05<br> -etc<br> <br> <br> <br> <br> The attributes for each table are:<br> <br> <br> <br> <br> qdgc Unique Quarter Degree Grid Cell reference string<br> area_reference Country<br> level_qdgc QDGC level<br> cellsize degrees decimal degree for the longitudal and latitudal length of the cell<br> lon_center Longitude center of the cell<br> lat_center Latitudal center of the cell<br> area_km2 Calculated area for the cell<br> geom Geometry<br> <br> <br> <br> <br> Metadata<br> --------<br> Geodata GCS_WGS_1984<br> Datum: D_WGS_1984<br> Prime Meridian: 0<br> <br> <br> <br> <br> Areas are calculated with different versions of Albers Equal Area Conic using the PostGIS function st_area. For the African continent I have used Africa Albers Equal Area Conic which will look like this:<br> - st_area(st_transform(geom, 102022))/1000000)<br> <br> <br> <br> <br> Licensing<br> ---------<br> Creative Commons Attribution 4.0 International<br> <br> <br> <br> <br> Conditions<br> ----------<br> Delivered to the user as-is. No guarantees. If you find errors, please tell me and I will try to fix it. Suggestions for improvements can be addressed to the github repository: https://github.com/ragnvald/qdgc<br> <br> <br> <br> <br> Thankyou<br> --------<br> The work has over the years been supported and received advice and moral support from many organisations and stakeholders. Here are some of them:<br> - Tanzania Wildlife Research Institute<br> - Dept of Biology, NTNU, Norway<br> - Norwegian Environment Agency<br> - Eivin Røskaft, Steven Prager, Howard Frederick, Julian Blanc, Honori Maliti, Paul Ramsey<br> <br> <br> <br> <br> References<br> ----------<br> * http://en.wikipedia.org/wiki/QDGC<br> * http://www.mindland.com/wp/projects/quarter-degree-grid-cells/about-qdgc/<br> * http://en.wikipedia.org/wiki/Lambert_azimuthal_equal-area_projection<br> * http://www.safe.com<br> <br> <br> <br> <br> <br> <br> <br> <br> Ragnvald Larsen<br> Trondheim 21th of January, 2021<br> <br> <br> <br> <br> ragnvald@mindland.com<br> www.mindland.com
description: Added EEZ. Decopressed size 1.5 GB.
DOI: 10.17188/1187201
title: Materials Data on Tb2O3 by Materials Project

description: Tb2O3 is Corundum-like structured and crystallizes in the cubic Ia-3 space group. The structure is three-dimensional. there are two inequivalent Tb3+ sites. In the first Tb3+ site, Tb3+ is bonded to six equivalent O2- atoms to form a mixture of distorted edge and corner-sharing TbO6 octahedra. The corner-sharing octahedra tilt angles range from 54–56°. There are a spread of Tb–O bond distances ranging from 2.28–2.37 Å. In the second Tb3+ site, Tb3+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing TbO6 octahedra. The corner-sharing octahedral tilt angles are 56°. All Tb–O bond lengths are 2.31 Å. O2- is bonded to four Tb3+ atoms to form a mixture of distorted edge and corner-sharing OTb4 trigonal pyramids.
DOI: 10.17188/1187202
title: Materials Data on Sm3AuO6 by Materials Project

description: Sm3AuO6 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Sm3+ sites. In the first Sm3+ site, Sm3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Sm–O bond distances ranging from 2.28–2.63 Å. In the second Sm3+ site, Sm3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are four shorter (2.37 Å) and two longer (2.38 Å) Sm–O bond lengths. Au3+ is bonded in a square co-planar geometry to four O2- atoms. There are two shorter (2.03 Å) and two longer (2.05 Å) Au–O bond lengths. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded to three equivalent Sm3+ and one Au3+ atom to form a mixture of distorted corner and edge-sharing OSm3Au trigonal pyramids. In the second O2- site, O2- is bonded to four Sm3+ atoms to form a mixture of corner and edge-sharing OSm4 tetrahedra. In the third O2- site, O2- is bonded to three Sm3+ and one Au3+ atom to form OSm3Au tetrahedra that share corners with eight OSm3Au tetrahedra, corners with four equivalent OSm3Au trigonal pyramids, edges with two equivalent OSm4 tetrahedra, and edges with two equivalent OSm3Au trigonal pyramids.
DOI: 10.17188/1187203
title: Materials Data on SrN2 by Materials Project

description: SrN2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a distorted q4 geometry to ten equivalent N1- atoms. There are two shorter (2.52 Å) and eight longer (2.80 Å) Sr–N bond lengths. N1- is bonded in a 2-coordinate geometry to five equivalent Sr2+ and one N1- atom. The N–N bond length is 1.25 Å.
DOI: 10.17188/1187204
title: Materials Data on Lu3BC3 by Materials Project

description: Lu3BC3 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent Lu3+ sites. In the first Lu3+ site, Lu3+ is bonded to five C4- atoms to form LuC5 square pyramids that share corners with five equivalent LuC5 square pyramids, edges with four equivalent LuC6 octahedra, and edges with four equivalent LuC5 square pyramids. There are a spread of Lu–C bond distances ranging from 2.29–2.58 Å. In the second Lu3+ site, Lu3+ is bonded to six C4- atoms to form LuC6 octahedra that share corners with four equivalent LuC6 octahedra, edges with four equivalent LuC6 octahedra, and edges with eight equivalent LuC5 square pyramids. The corner-sharing octahedra tilt angles range from 0–2°. There are a spread of Lu–C bond distances ranging from 2.47–2.55 Å. B3+ is bonded in a linear geometry to two equivalent C4- atoms. Both B–C bond lengths are 1.46 Å. There are two inequivalent C4- sites. In the first C4- site, C4- is bonded in a 6-coordinate geometry to five Lu3+ and one B3+ atom. In the second C4- site, C4- is bonded to six Lu3+ atoms to form a mixture of edge and corner-sharing CLu6 octahedra. The corner-sharing octahedra tilt angles range from 0–2°.
DOI: 10.17188/1187205
title: Materials Data on YbSiIr by Materials Project

description: YbIrSi crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Yb is bonded in a 9-coordinate geometry to four equivalent Ir and six equivalent Si atoms. There are a spread of Yb–Ir bond distances ranging from 2.95–3.01 Å. There are a spread of Yb–Si bond distances ranging from 2.97–3.31 Å. Ir is bonded in a 8-coordinate geometry to four equivalent Yb and four equivalent Si atoms. There are a spread of Ir–Si bond distances ranging from 2.44–2.52 Å. Si is bonded in a 10-coordinate geometry to six equivalent Yb and four equivalent Ir atoms.
DOI: 10.17188/1187206
title: Materials Data on Al3Ni2 by Materials Project

description: Al3Ni2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Ni is bonded in a body-centered cubic geometry to eight Al atoms. There are a spread of Ni–Al bond distances ranging from 2.44–2.54 Å. There are two inequivalent Al sites. In the first Al site, Al is bonded in a 6-coordinate geometry to six equivalent Ni atoms. In the second Al site, Al is bonded in a 5-coordinate geometry to five equivalent Ni atoms.
DOI: 10.17188/1187207
title: Materials Data on NaPN2 by Materials Project

description: NaPN2 crystallizes in the tetragonal I-42d space group. The structure is three-dimensional. Na1+ is bonded in a 4-coordinate geometry to four equivalent N3- atoms. All Na–N bond lengths are 2.42 Å. P5+ is bonded to four equivalent N3- atoms to form corner-sharing PN4 tetrahedra. All P–N bond lengths are 1.65 Å. N3- is bonded in a 4-coordinate geometry to two equivalent Na1+ and two equivalent P5+ atoms.
DOI: 10.17188/1187209
title: Materials Data on PdF2 by Materials Project

description: PdF2 is Hydrophilite structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Pd2+ is bonded to six equivalent F1- atoms to form a mixture of corner and edge-sharing PdF6 octahedra. The corner-sharing octahedral tilt angles are 52°. There are two shorter (2.13 Å) and four longer (2.22 Å) Pd–F bond lengths. F1- is bonded in a trigonal planar geometry to three equivalent Pd2+ atoms.
DOI: 10.17188/1187210
title: Materials Data on La(AlGe)2 by Materials Project

description: LaAl2Ge2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. La is bonded to six equivalent Ge atoms to form distorted LaGe6 octahedra that share corners with twelve equivalent AlGe4 tetrahedra, edges with six equivalent LaGe6 octahedra, and edges with six equivalent AlGe4 tetrahedra. All La–Ge bond lengths are 3.14 Å. Al is bonded to four equivalent Ge atoms to form distorted AlGe4 tetrahedra that share corners with six equivalent LaGe6 octahedra, corners with six equivalent AlGe4 tetrahedra, edges with three equivalent LaGe6 octahedra, and edges with three equivalent AlGe4 tetrahedra. The corner-sharing octahedra tilt angles range from 23–53°. All Al–Ge bond lengths are 2.58 Å. Ge is bonded to three equivalent La and four equivalent Al atoms to form a mixture of distorted corner and edge-sharing GeLa3Al4 pentagonal bipyramids.