Home / Explore / Minerals / Douglasite Minerals Douglasite douglasite K2Fe²⁺Cl4·2H2O Douglasite is a mineral with the formula 2KCl FeCl2 2H2O Calculate the ... — via www.youtube.com · Source Overview Douglasite is a mineral species (halide mineral). Nickel–Strunz class: 3.CJ.20. Scientific references Douglasite — Wikidata. https://www.wikidata.org/wiki/Q429866 Link