Volcanoes amazing ‘blue lava’

kawah ijen crater volcano Indonesia blue lava flames sulphur

Some volcanoes appear to produce stunning electric blue lava and bright blue rivers of flames! The most famous of these ‘blue lava’ volcanoes is the Kawah Ijen crater in Indonesia. The electric blue phenomena is not actually blue lava but sulphur burning the bright blue. The sulphur is produced around the volcano and then when …

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