Imported or Mined at Home? Breaking Down U.S. Mineral Supply

Key takeaways

• The U.S. is 100% import-reliant on 11 key materials, including gallium, graphite, manganese, and tantalum.
• Many critical materials like lithium, cobalt, and rare earths—are vital for electronics, clean energy, and defense.
• Beyond China, countries like Brazil, Chile, and Gabon are key sources for materials like niobium and lithium.