Pyrophanite

MnO₃Ti

Kidoh, K.Tanaka, K.Marumo, F.Takei, H.

Acta Crystallographica, Section B (1984) 40, 4 329-332

a=5.139Å   b=5.139Å   c=14.283Å

α=90°   β=90°   γ=120°