"Xianhua Lan-Niobate: 29th New Mineral Discovered in World's Largest Rare Earth Deposit"

Published: Mar 31, 2026 22:44

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Baogang Group Mine Research Institute announced that “Xianhua Lan-niobate,” discovered under the institute’s leadership, had been officially approved as a new mineral by the Commission on New Minerals, Nomenclature and Classification of the International Mineralogical Association, with the international number IMA2025-087. This is the 29th new mineral discovered in the Bayan Obo deposit, the world’s largest rare earth deposit.This mineral is a rare rare earth–niobate mineral occurring in the East Mine and the eastern contact zone of the Bayan Obo deposit. Its discovery is of significant scientific value for studying the multi-stage, multi-episode hydrothermal superimposed mineralization process of the Bayan Obo deposit, as well as the mechanisms of global rare earth–niobium enrichment.

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