AM_Protoenstatite Formula: O3 Si Mg Name: Protoenstatite Unit cell: 9.171 8.513 5.254 90.0 90.0 90.0 , V=410.19 Space group: PBCN (60)

Jahn S , Martonak R , American Mineralogist , 94 (2009) p.950-956, Phase behavior of protoenstatite at high pressure studied by atomistic simulations, Locality: theoretical structure