Lithium ion batteries don't use rare earth minerals (which are the lanthanides plus yttrium and scandium [1]). Nickel metal hydride batteries contain some light

Lithium ion batteries don't use rare earth minerals (which are the lanthanides plus yttrium and scandium [1]). Nickel metal hydride batteries contain some light lanthanides, but these new battery factories are all for lithium ion batteries. [1] https://www.usgs.gov/centers/national-minerals-information-center/rare-earths-statistics-and-information https://www.usgs.gov/centers/national-minerals-information-c...