AM_(Li2Mg)Si2(SiO4)3
Formula: (Li1.95 Mg1.05) Si5 O12
Name: (Li2Mg)Si2(SiO4)3
Unit cell: 11.266 11.266 11.266 90.0 90.0 90.0 , V=1429.91
Space group: IA3D (230)

Yang H , Konzett J , Downs R T , Frost D J , American Mineralogist , 94 (2009) p.630-633, Crystal structure and Raman spectrum of a high-pressure, Li-rich majoritic garnet, (Li2Mg)Si2(SiO4)3, Locality: synthetic, synthesized at P = 15 GPa, T = 1500 C