Materials Data on Lu(BRu)4 by Materials Project
LuRu4B4 crystallizes in the tetragonal I4_1/acd space group. The structure is three-dimensional. Lu3+ is bonded in a 12-coordinate geometry to twelve equivalent B3- atoms. There are a spread of Lu–B bond distances ranging from 2.93–3.22 Å. Ru+2.25+ is bonded to five equivalent B3- atoms to form a mixture of distorted edge and corner-sharing RuB5 trigonal bipyramids. There are a spread of Ru–B bond distances ranging from 2.14–2.29 Å. B3- is bonded in a 6-coordinate geometry to three equivalent Lu3+, five equivalent Ru+2.25+, and one B3- atom. The B–B bond length is 1.78 Å.