Mavlyanovite Aronsson B Acta Chemica Scandinavica 14 (1960) 1414-1418 A note on the compositions and crystal structures of MnB2, Mn3Si, Mn5Si3 and FeSi2 Locality: synthetic _database_code_amcsd 0018916 6.91 6.91 4.814 90 90 120 P6_3/mcm atom x y z Biso Mn1 1/3 2/3 0 .34 Mn2 .2358 0 .25 .34 Si .5992 0 .25 .34