Olivinekž๋ŸSฮlƒOƒ‹[ƒv
ˆ๊”สŽฎ@A2+2SiO4@kA2+=Fe,Mg,Mn,Nil@‚ล•\‚ํ‚น‚้Žฮ•๛ปŒn‚ฬŒ]Ž_‰–z•จB
fayalite Fe2+2SiO4
forsterite Mg2Si2O4
liebenbergite (Ni,Mg)2SiO4
tephroite Mn2+2SiO4



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