Wilancookite is a very rare and complex beryllium phosphate with the chemical formula . Wilancookite was discovered in pegmatite of the Lavra Ponte do Piauí complex, Jequitinhonha, Minas Gerais, Brazil.
Wilancookite is a very rare and complex beryllium phosphate with the chemical formula . Wilancookite was discovered in pegmatite of the Lavra Ponte do Piauí complex, Jequitinhonha, Minas Gerais, Brazil.
==Relation to other minerals== Wilancookite is related to pahasapaite, a lithium-bearing beryllium phosphate mineral.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).