Home / Explore / Minerals / Paulgrothite Minerals Paulgrothite paulgrothite Paulgrothite: Properties, Crystal System & Uses — MineralFYI — via mineralfyi.com · Source Overview Paulgrothite is a mineral species (phosphate mineral). It crystallises in the orthorhombic system. Scientific references Paulgrothite — Wikidata. https://www.wikidata.org/wiki/Q110285844 Link