Rozenite is a hydrous iron sulfate mineral, Fe2+SO4·4(H2O).
via Wikipedia infobox
Rozenite is a hydrous iron sulfate mineral, Fe2+SO4·4(H2O).
It occurs as a secondary mineral, formed under low humidity at less than as an alteration of copper-free melanterite, which is a post mine alteration product of pyrite or marcasite. It also occurs in lacustrine sediments and coal seams. Associated minerals include melanterite, epsomite, jarosite, gypsum, sulfur, pyrite, marcasite and limonite.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).