# Tanbreez **Domain:** Critical Minerals / Rare Earth Elements **Doc Type:** Project Node **Maturity:** Developing ## Definition **Tanbreez is a rare-earth deposit and mining project in southern [[wiki/Greenland|Greenland]], among the largest rare-earth deposits in the world.** On April 17, 2026, Greenland's government approved the transfer that took Nasdaq-listed Critical Metals Corp. to 92.5 percent ownership, with European Lithium holding 7.5 percent. The company reported a \$120 million Export-Import Bank of the United States letter of intent, pilot-plant operations in May 2026, a bulk-sample program in June 2026, first ore in late 2028 to early 2029, and concentrate exports targeted for 2029. In May 2026 it signed a non-binding agreement for a joint venture to process 25 percent of output in Saudi Arabia. ## War With Empire Context [[articles/war with empire/Greenland and Freedom City|Greenland and Freedom City]] treats Tanbreez as the mineral layer of the Greenland substrate stack and notes that, under the [[wiki/2026 Greenland Security Agreement|2026 Greenland Security Agreement]], resource extraction falls within the [[wiki/Adversary Investment Veto|adversary investment veto]]. ## Evidence Ledger ### Established - Greenland approval and 92.5 percent ownership (April 17, 2026); EXIM letter of intent; company timeline. ### Unresolved - First ore and commercial output; settled by production reports from 2028 onward. ## Relationships - **Territory:** [[wiki/Greenland|Greenland]]. - **Protected by:** [[wiki/Adversary Investment Veto|Adversary Investment Veto]]. - **Concept:** [[wiki/Resource Sovereignty|Resource Sovereignty]]. - **Source:** [[articles/war with empire/Greenland and Freedom City|Greenland and Freedom City]] in [[collections/War With Empire|War With Empire]]. ## Sources / Provenance - [Greenland Government Approves Transfer of Final 50.5% of Tanbreez, Taking Critical Metals Corp. to 92.5% Ownership](https://www.criticalmetalscorp.com/greenland-government-approves-transfer-of-final-50-5-of-tanbreez-taking-critical-metals-corp-to-92-5-ownership/) (Critical Metals Corp., April 17, 2026). - [US rare earth ambitions take big step forward in Greenland](https://www.thenationalnews.com/business/energy/2026/05/09/us-rare-earth-ambitions-take-big-step-forward-in-greenland/) (The National, May 9, 2026).