Primary Uses
Green phosphors, Magnetostrictive alloys (e.g., T-b-D), Sensors
Short Description
Terbium is used for green phosphors and to improve temperature coefficients in magnet alloys; it is also important in magnetostrictive materials used in sensors and actuators.
Found In
- Terbium Metal - 100%
- Terbium Oxide - 100%
Found In Ore Types
Mining Projects
Projects targeting ore types that contain Tb.
Policy & Regulatory Updates
4 articles mentioning Terbium
Apr 2026
The Invisible Wall: Decoding China's 2026 Licensing Regime
China's updated Export Licensing Management Goods Catalogue reached full implementation on April 4, 2026, moving mid-to-heavy rare earth elements into a restrictive, case-by-case licensing regime - and a suspended "0.1% Rule" that threatens to ensnare foreign-made goods containing Chinese-origin rare earths expires November 10, 2026.
Apr 2026
The $2.8B Serra Verde Merger: Building the Western "Champion"
USA Rare Earth (Nasdaq: USAR) has announced a definitive $2.8 billion agreement to acquire Brazil's Serra Verde Group, creating the West's first vertically integrated "Mine-to-Magnet" champion - combining the Pela Ema ionic clay mine with downstream magnet manufacturing in Oklahoma.
Apr 2026
The Caremag Protocol: France and Japan Bridge the Heavy Rare Earth Gap
France and Japan have formalised a Critical Minerals Roadmap anchored by Caremag - the first industrial-scale heavy rare earth separation facility outside China, located in Lacq, France. Japan has secured a 20% offtake of Dysprosium and Terbium oxides, while USA Rare Earth will supply feedstock from Texas, creating a Triangular Corridor for HRE supply.
Jan 2026
China extends export license requirements for heavy rare earth clays
China's Ministry of Commerce has expanded export licensing requirements to include all heavy rare earth clay concentrates, significantly tightening control over critical dysprosium and terbium supplies.