Also known as devillite, herrengrundite
Devilline is a sulfate mineral with the chemical formula CaCu4(SO4)2(OH)6·3H2O. The name originates from the French chemist's name, Henri Etienne Sainte-Claire Deville (1818–1881).
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).