DOI: 10.17188/1685352
title: Materials Data on Na2Ga2Si3(HO3)4 by Materials Project

description: Na2Ga2Si3(HO3)4 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.26–2.70 Å. In the second Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, edges with two NaO6 pentagonal pyramids, an edgeedge with one GaO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.36–2.68 Å. In the third Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, edges with two NaO6 pentagonal pyramids, an edgeedge with one GaO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.26–2.62 Å. In the fourth Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, an edgeedge with one NaO6 pentagonal pyramid, an edgeedge with one GaO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.36–2.65 Å. In the fifth Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, edges with two NaO6 pentagonal pyramids, an edgeedge with one GaO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.39–2.59 Å. In the sixth Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, edges with two NaO6 pentagonal pyramids, an edgeedge with one GaO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.39–2.59 Å. In the seventh Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, edges with two NaO6 pentagonal pyramids, an edgeedge with one GaO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.37–2.66 Å. In the eighth Na1+ site, Na1+ is bonded to six O2- atoms to form distorted NaO6 pentagonal pyramids that share a cornercorner with one SiO4 tetrahedra, corners with three GaO4 tetrahedra, an edgeedge with one NaO6 pentagonal pyramid, and edges with two SiO4 tetrahedra. There are a spread of Na–O bond distances ranging from 2.36–2.64 Å. There are eight inequivalent Ga3+ sites. In the first Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share a cornercorner with one NaO6 pentagonal pyramid, a cornercorner with one GaO4 tetrahedra, corners with three SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Ga–O bond distances ranging from 1.80–1.90 Å. In the second Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, corners with two GaO4 tetrahedra, and corners with two SiO4 tetrahedra. There are a spread of Ga–O bond distances ranging from 1.81–1.90 Å. In the third Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids and corners with four SiO4 tetrahedra. There is two shorter (1.83 Å) and two longer (1.85 Å) Ga–O bond length. In the fourth Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, a cornercorner with one GaO4 tetrahedra, corners with three SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Ga–O bond distances ranging from 1.81–1.86 Å. In the fifth Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, corners with four SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There is two shorter (1.83 Å) and two longer (1.85 Å) Ga–O bond length. In the sixth Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, corners with four SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Ga–O bond distances ranging from 1.83–1.85 Å. In the seventh Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, corners with four SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There is one shorter (1.83 Å) and three longer (1.85 Å) Ga–O bond length. In the eighth Ga3+ site, Ga3+ is bonded to four O2- atoms to form GaO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, corners with four SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There is two shorter (1.83 Å) and two longer (1.85 Å) Ga–O bond length. There are twelve inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one SiO4 tetrahedra and corners with three GaO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.63–1.66 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one NaO6 pentagonal pyramid, corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one NaO6 pentagonal pyramid, a cornercorner with one GaO4 tetrahedra, corners with three SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.61–1.66 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one NaO6 pentagonal pyramid, a cornercorner with one SiO4 tetrahedra, corners with three GaO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.63–1.65 Å. In the fifth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two GaO4 tetrahedra and corners with two SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.63–1.66 Å. In the sixth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one GaO4 tetrahedra and corners with three SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.66 Å. In the seventh Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, a cornercorner with one SiO4 tetrahedra, corners with three GaO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There is three shorter (1.63 Å) and one longer (1.67 Å) Si–O bond length. In the eighth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, a cornercorner with one SiO4 tetrahedra, corners with three GaO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.63–1.67 Å. In the ninth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, a cornercorner with one SiO4 tetrahedra, corners with three GaO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.63–1.66 Å. In the tenth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, a cornercorner with one SiO4 tetrahedra, corners with three GaO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.63–1.65 Å. In the eleventh Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two GaO4 tetrahedra and corners with two SiO4 tetrahedra. There is two shorter (1.63 Å) and two longer (1.65 Å) Si–O bond length. In the twelfth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two NaO6 pentagonal pyramids, corners with two GaO4 tetrahedra, corners with two SiO4 tetrahedra, and an edgeedge with one NaO6 pentagonal pyramid. There are a spread of Si–O bond distances ranging from 1.62–1.66 Å. There are sixteen inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the fifth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the sixth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the seventh H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the eighth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the ninth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the tenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the eleventh H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the twelfth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the thirteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the fourteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the fifteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the sixteenth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. There are forty-eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Ga3+ and one Si4+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Na1+ and two Ga3+ atoms. In the third O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the fourth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Si4+ atoms. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ga3+, and one Si4+ atom. In the sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Na1+, one Ga3+, and one Si4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ga3+, and one Si4+ atom. In the eighth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Na1+ and two Si4+ atoms. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ga3+, and one Si4+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ga3+, and one Si4+ atom. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ga3+, and one Si4+ atom. In the twelfth