5 articles
China's controls on rare earth expertise target the operators and engineers required to bring Western separation and magnet plants to commercial yield. Tacit process knowledge is the binding constraint on replication.
China’s tungsten export controls expose the limits of price-only offtakes. Equity aligns capital with construction risk, secures priority under provenance rules, and adds governance rights that make long-term supply commitments more enforceable.
When supply cannot expand fast enough and demand jumps abruptly, access is allocated through contracts, queue position, and licensing rather than price alone. The scarce asset becomes capacity access, not the commodity itself.
Rare earths are increasingly an insurance market rather than a commodity market. As China's export-control suspension approaches its November 10, 2026 expiry, the highest-margin business is selling supply certainty through price floors, offtake guarantees, and future scarcity derivatives.
China controls 91% of rare earth refining and 98% of heavy rare earth separation. Western mining is expanding, but separation, magnet manufacturing, and process expertise remain the binding constraints.