Mg (Si O3)

MgO₃Si

Duan, W.-H.Karki, B.B.Gu, B.L.Wentzcovitch, R.M.

American Mineralogist (2001) 86, 762-766

a=9.4876Å   b=8.6682Å   c=5.105Å

α=90°   β=107.9°   γ=90°