The canonical position for Greenland terbium — a critical heavy rare-earth coordinate.
Terbium is among the scarcest and most strategically valued rare earths; Greenland's geology makes this an enduring intersection of supply and geopolitics.
Coordinated sets this position belongs to — the coverage it extends. Counts are the live cluster size in the graph.
Architectural context
Greenland · Geographic · 2 compound moats.
Layer position: Cross-cutting
Why this is canonical
Terbium is a heavy rare-earth element critical for green-energy magnets and solid-state lighting, classified as highly critical by multiple government supply-chain assessments. Greenland's Gardar Province deposits are among the few western-hemisphere sources, making the terbium-Greenland pairing a durable focus for supply diversification. This domain names that intersection with precision.
Where it fits
A few directions this coordinate opens —
Illustrative, not exhaustive — held as a transferable canonical position, open to the buyer's own use.