For the interested, regarding the battery technology used by companies like Tesla, Samsung, Apple etc.:
A battery using LiNiCoAlO2 chemistry (NCA battery):
lithium metal represents 3.8% of cathode material weight and 11% of cathode material value cobalt represents 32.1% of cathode material weight and 64% of cathode material value
A battery using LiNiMnCoO2 chemistry (NMC battery),
lithium metal represents 3.3% of cathode material weight and 9.6% of cathode material value cobalt represents 27.9% of cathode material weight and 55.6% of cathode material value
* Separators are flat microporous sheets of polyolefin (a class of polymers like polyethylene) with pore sizes ranging from 0.05 µm to 0.5 µm
