Iran is not a reserve it may well be a resource but a long way from being a Jorc etc reserve.

Also that lithium triangle is still a historic artefact of lithiums previous life as a really good lubricant and anti depressant. Given lithiums importance these days, more and more hard rock deposits will be found.

For the xth time in yth year There is no lithium shortage. Up until a decade ago we weren’t even looking for it. Now that there is money to be had we will find it.