The U.S. government lists 35 minerals as "critical" for their role in the economy, including for technology and defense. The nation is heavily reliant on imports for almost all of them.
Table of critical minerals, their primary uses, U.S. reliance on imports for each and import sources
Data from 2020. USGS lists some minerals as greater or less than percentages shown, rather than by precise percentages, including bauxite as greater than 75%; germanium, lithium, titanium sponge and tungsten as greater than 50%; magnesium as less than 50%, and zirconium as less than 25%. Uranium data is from the EIA.