Mn5Si3
Yusupov, R. G.Stanley, C. J.Welch, M. D.Spratt, J.Cressey, G.Rumsey, M. S.Seltmann, R.Igamberdiev, E.
Mineralogical Magazine (2009) 73, 43-50
a=6.8971Å b=6.8971Å c=4.8075Å
α=90° β=90° γ=120°