Materials Data on Mn2B by Materials Project
Mn2B is Khatyrkite structured and crystallizes in the tetragonal I4/mcm space group. The structure is three-dimensional. Mn is bonded in a 4-coordinate geometry to four equivalent B atoms. All Mn–B bond lengths are 2.17 Å. B is bonded in a 10-coordinate geometry to eight equivalent Mn and two equivalent B atoms. Both B–B bond lengths are 2.05 Å.
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