Materials Data on Ba10Ca5Cu10Hg5O31 by Materials Project
Ba10Ca5Cu10Hg5O31 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are five inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Ba–O bond distances ranging from 2.69–2.92 Å. In the second Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ba–O bond distances ranging from 2.78–2.87 Å. In the third Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ba–O bond distances ranging from 2.77–2.87 Å. In the fourth Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ba–O bond distances ranging from 2.77–2.87 Å. In the fifth Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ba–O bond distances ranging from 2.78–2.87 Å. There are three inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.48–2.51 Å. In the second Ca2+ site, Ca2+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are two shorter (2.47 Å) and six longer (2.49 Å) Ca–O bond lengths. In the third Ca2+ site, Ca2+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.47–2.49 Å. There are five inequivalent Cu+2.20+ sites. In the first Cu+2.20+ site, Cu+2.20+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–1.94 Å. In the second Cu+2.20+ site, Cu+2.20+ is bonded in a square co-planar geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–1.94 Å. In the third Cu+2.20+ site, Cu+2.20+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–1.94 Å. In the fourth Cu+2.20+ site, Cu+2.20+ is bonded in a square co-planar geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–1.94 Å. In the fifth Cu+2.20+ site, Cu+2.20+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. All Cu–O bond lengths are 1.93 Å. There are two inequivalent Hg2+ sites. In the first Hg2+ site, Hg2+ is bonded in a T-shaped geometry to three O2- atoms. There are two shorter (2.04 Å) and one longer (2.64 Å) Hg–O bond lengths. In the second Hg2+ site, Hg2+ is bonded in a linear geometry to two equivalent O2- atoms. Both Hg–O bond lengths are 2.00 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a 5-coordinate geometry to four Ba2+ and one Hg2+ atom. The O–Hg bond length is 2.04 Å. In the second O2- site, O2- is bonded in a 5-coordinate geometry to four Ba2+ and one Hg2+ atom. In the third O2- site, O2- is bonded in a 5-coordinate geometry to four Ba2+ and one Hg2+ atom. In the fourth O2- site, O2- is bonded in a 5-coordinate geometry to four Ba2+ and one Hg2+ atom. The O–Hg bond length is 2.04 Å. In the fifth O2- site, O2- is bonded in a 1-coordinate geometry to four Ba2+ and one Hg2+ atom. In the sixth O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, two Ca2+, and two Cu+2.20+ atoms. In the seventh O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, two Ca2+, and two Cu+2.20+ atoms. In the eighth O2- site, O2- is bonded to two Ba2+, two Ca2+, and two Cu+2.20+ atoms to form a mixture of distorted corner, edge, and face-sharing OBa2Ca2Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–66°. In the ninth O2- site, O2- is bonded to two Ba2+, two equivalent Ca2+, and two Cu+2.20+ atoms to form a mixture of distorted corner, edge, and face-sharing OBa2Ca2Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–67°. In the tenth O2- site, O2- is bonded to two Ba2+, two Ca2+, and two Cu+2.20+ atoms to form a mixture of distorted corner, edge, and face-sharing OBa2Ca2Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–66°. In the eleventh O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, two equivalent Ca2+, and two Cu+2.20+ atoms. In the twelfth O2- site, O2- is bonded to two Ba2+, two Ca2+, and two Cu+2.20+ atoms to form a mixture of distorted corner, edge, and face-sharing OBa2Ca2Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–66°. In the thirteenth O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, two Ca2+, and two Cu+2.20+ atoms. In the fourteenth O2- site, O2- is bonded to two Ba2+, two Ca2+, and two Cu+2.20+ atoms to form a mixture of distorted corner, edge, and face-sharing OBa2Ca2Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–66°. In the fifteenth O2- site, O2- is bonded to two Ba2+, two Ca2+, and two Cu+2.20+ atoms to form a mixture of distorted corner, edge, and face-sharing OBa2Ca2Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–67°. In the sixteenth O2- site, O2- is bonded in an octahedral geometry to two equivalent Ba2+ and four equivalent Hg2+ atoms.