 Dravite varieties include the deep green chromium dravite and the vanadium dravite.A lithium-tourmaline elbaite was one of three pegmatitic minerals from Utö, Sweden, in which the new alkali element lithium (Li) was determined in 1818 by Johan August Arfwedson for the first time.Elba Island, Italy, was one of the first localities where colored and colorless Li-tourmalines were extensively chemically analysed.