Home / Explore / Minerals / Huangite Minerals Huangite huangite Ca0.5Al3(SO4)2(OH)6 Huangite Image — via webmineral.com · Source Overview Huangite is a mineral species (alunite supergroup, sulfate mineral). It crystallises in the trigonal system. Nickel–Strunz class: 7.BC.10. Scientific references Huangite — Wikidata. https://www.wikidata.org/wiki/Q3787373 Link