Hey thanks. I own the big guy Albermarle and small guy Lithium X Energy (LIXXF). There is a guy named Matt Bohlsen who writes really good articles about lithium on seekingalpha. Here is a link to one of his more recent posts about making your own lithium ETF as the current lithium ETF is mostly users of lithium - not producers.

http://seekingalpha.com/article/4034589-top-12-lithium-miners-create-lithium-etf