AM_MgSiO3_1 Formula: Mg4 Si4 O12 Name: MgSiO3 Unit cell: 11.501 11.501 11.48 90.0 90.0 90.0 , V=1518.49 Space group: I141/A1 (1)

Angel R J , Finger L W , Hazen R M , Kanzaki M , Weidner D J , Liebermann R C , Veblen D R , American Mineralogist , 74 (1989) p.509-512, Structure and twinning of single-crystal MgSiO3 garnet synthesized at 17 GPa and 1800 C, Note: majoritic or majorite-like