Silicon Dice Cube Mendeleev Periodic Element 1 x 1 x 1 cm each Total weight - 2,33g Vanadium (V, atomic number 23) is a hard, silvery-grey, ductile transition metal, named after the Norse goddess of beauty, Vanadis, due to the vibrant colors of its compounds. Primarily used to strengthen steel alloys for tools, construction, and aerospace, vanadium also plays roles in batteries (vanadium redox flow batteries), pigments, and catalysts, and is essential in trace amounts for some life forms. Item will be shipped by registered mail with tracking number.