The good news is that it's in Maine The bad news is that it's it in Maine, as they have an anti-mining law. Staggering $1.5 billion lithium deposit discovered near Newry; excavating it poses a challenge (msn.com)
Lithium depending on form can be extracted using a salt dome mine would not require human hands or traditional mining in that case bleh hard rock open pit, unless they are gonna backfill those never work , guarantee they will get more than lithium in the mix
Depending on the battery chemistry, it might need the the lithium carbonate from hard rock deposits. The cheaper LFP batteries do. It might be preferred for others.
The world has plenty of lithium and environmentally friendly ways to extract. The problem with the environmental ways are they are more expensive and governments seem to not care. I'm sure the lithium in nevada and south america can be used without mining maine. https://www.2news.com/nevada-mine-could-produce-25-of-worlds-lithium/article_ac3a618d-44da-5e74-a4ab-f32879bb6172.html
OK but how about this one is in Southern Arkansas and it is a lithium brine extraction which is enough for 50 million EVs. The good news is it's in Arkansas and the other good news is it's owned by an Oklahoma company. Resource report concludes Galvanic’s lithium prospect among most prolific in North America - Green Car Congress The prospective site can be developed using a low environmental footprint, but the good news it's in Arkansas. Yep I know I said that before.