Oh dear, oh dear, oh dear...looks like your sources are giving you a complete misunderstanding of how these projects will actually work.
Given there is a c.12-mth lead time from commencing the evaporation process to harvesting salts and reaching equilibrium your comments about having 2.2mt of harvest salts really does show how stupid you are.
Perhaps you have inadvertently (or stupidly) given us an insight as to what Monday's KLL release will say given the current capital intensity of KLL is 2x that of SO4. You say 3x...so sounds like you've already seen the release and know there has been a massive blow out in the KLL capex.
SO4 Price at posting:
55.5¢ Sentiment: Buy Disclosure: Held