[{"from": "human", "value": "What can you tell me about this molecule? [O-1][Si][Branch1][C][O-1][Branch1][C][O-1][O-1].[Mg+2].[Mg+2]"}, {"from": "gpt", "value": "The molecule is a mineral with formula of Mg2SiO4 or Mg2(SiO4). The corresponding IMA (International Mineralogical Association) number is  . The IMA symbol is Fo."}]