US Firms Advance Rare Earth Processing Projects to Rival Overseas Dominance

By Kaif Shaikh · Interesting Engineering · 2026-09-27

According to Interesting Engineering, five distinct companies are currently scaling domestic infrastructure to reduce reliance on foreign critical minerals. These projects range from MP Materials' active California mining operations to NioCorp’s underground development in Nebrask

According to Interesting Engineering, five distinct companies are currently scaling domestic infrastructure to reduce reliance on foreign critical minerals. These projects range from MP Materials' active California mining operations to NioCorp’s underground development in Nebrask