Dietrichite
noun
Die·trich·ite
ˈdē‧triˌkīt
plural -s
: a mineral (Zn,Fe,Mn)Al2(SO4)4.22H2O consisting of a hydrous sulfate of aluminum and one or more of the metals zinc, iron, and manganese
Word History
Etymology
German dietrichit, from Dr. Dietrich 19th century Austrian scientist who analyzed it + German -it -ite