Sydney Volcano | John Seach


NSW, Australia

33.0 S, 150.6 E
Lava-field province
Extinct volcano

Sydney is Australia's major city with a population over 5.2 million. Sydney is the location of ancient volcanic activity.

Diatremes are very common in the Sydney basin. Dykes and plugs are located along the coast from Broken Bay to Wollongong.

Eruptions of Sydney Volcano

19-57 million years ago