[{"from": "human", "value": "Describe this molecule. [O].[O][Si][Branch1][C][O-1][Branch1][C][O-1][O-1].[O][Si][Branch1][C][O-1][Branch1][C][O-1][O-1].[Mg+2].[Mg+2].[Mg+2]"}, {"from": "gpt", "value": "The molecule is a mineral with formula of Mg3Si2O5(OH)4. The corresponding IMA (International Mineralogical Association) number is  . The IMA symbol is Ctl."}]