Why mine Saturn for He-3

[Anthony]

Originally Posted by malloyd

And actually the world's top lithium producer now is Western Australia - China is about 3rd or 4th - but lithium isn't a particularly rare mineral.

It's remarkably rare for where it is on the periodic table, but that's still only moderately rare and the amount needed is not large, it's about fifty times as common (as a fraction of mass) as Uranium.