Minerals
Mesaite
mesaite
CaMn²⁺5(V2O7)3·12H2O
Mesaite: Mineral information, data and localities. — via www.mindat.org · Source
Overview
Mesaite is a very rare mineral with formula CaMn2+5(V2O7)3•12H2O. It is monoclinic (space group P2/n). It is related to fianelite, another manganese-rich divanadate. Examples of other divanadate minerals are volborthite, engelhauptite, karpenkoite, and martyite.