Sulphur containing selenium, such as occurs in the isle of Vulcano in the Lipari Isles, may be orange-red; and a similar colour is seen in sulphur which contains arsenic sulphide, such as that from La Solfatara near Naples.
They are seven in number - Lipari (Lipara, pop. in 1901, 15,290), Stromboli (Strongyle), Salina (Didyme, pop. in 1901, 4934), Filicuri (Phoenicusa), Alicuri (Ericusa), Vulcano (Hiera, Therasia or Thermissa), the mythical abode of Hephaestus, and Panaria (Euonymus).
Vulcano, 2 m.
One dessert not to be missed is the Vulcano, a gooey dark chocolate souffle cake served warm with vanilla bean ice cream.