This is an old revision of the document!
Chile
Bolivia
Lithium is more difficult and time-consuming to mine in some regions than others. In Bolivia, it is frequently mixed in with magnesium, which is very hard and expensive to evaporate and then separate. Lithium is found in higher concentrations in Chile and Argentina, where it has actually become a profitable business. If the lithium doesn’t evaporate easily in normal conditions, it could be cost prohibitive to mine