Also known as IMA1981-036, lepersonnite, Lps-Gd
Lepersonnite-(Gd) is a very rare uranium and rare-earth mineral with the chemical formula . It occurs with bijvoetite-(Y) in the Shinkolobwe deposit in the Democratic Republic of the Congo, famous for rare uranium minerals. It was the first confirmed mineral with essential gadoliniumGadolinium: The mineralogy of gadolinium - Mindat. org and remained the only gadolinium dominant species until the description of Monazite-(Gd) in 2023.
Lepersonnite-(Gd) is a very rare uranium and rare-earth mineral with the chemical formula . It occurs with bijvoetite-(Y) in the Shinkolobwe deposit in the Democratic Republic of the Congo, famous for rare uranium minerals. It was the first confirmed mineral with essential gadoliniumGadolinium: The mineralogy of gadolinium - Mindat. org and remained the only gadolinium dominant species until the description of Monazite-(Gd) in 2023.
It was first described in 1982 and is named after the Belgian geologist Jacques Lepersonne.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).