A lead copper vanadate, forming green to blackish crusts or crystals. It's associated with creativity, grounding, and enhancing artistic expression. (Forms a series with Descloizite).
Green, Yellowish-Green, Brownish-Green, Black
Mottramite is classified as a vanadate minerals mineral which typically crystallizes in the orthorhombic system. Its chemical formula is PbCu(VO4)(OH). Common crystal habits include encrustations, aggregates of plume-like forms and radial crystals[2].