Heavy Rare EarthSymbol: Tb
Terbium
Used in solid-state devices and high-temperature magnets.
Assessed Benchmark
$890.00
kgSource: Assessment
24HFlat
YTDUp 7.3%
Criticality Assessment & Strategic Uses
Terbium is designated as a critical mineral due to its high economic importance across modern technical applications and potential supply-chain concentration risks.
Primary Industrial End-UsesPower electronics, specialized alloys, defense systems, infrastructure networks.
USGS StatusClassified under Energy Act Section 7002 quantitative risk framework.
Supply Chain & Processing Bottlenecks
Like many strategic commodities, the primary vulnerability for Terbium lies in processing and chemical refining concentration rather than raw extraction alone.
IEA 2026 Supply Insight
Refining capacity diversification for Terbium remains constrained by technical know-how requirements, long capital deployment cycles, and environmental permitting timelines.
Classification Matrix
- Category Group
- technology
- Subcategory
- Heavy Rare Earth
- System Tag Alignment
- magnetselectronics
Explore Related Frameworks
Compare how Terbium is prioritized across national critical mineral strategies.
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