Mt Gambier Volcano | John Seach


South Australia

37.83 S, 140.45 E 
summit elevation 190 m

Mt Gambier in South Australia is the location of Australia's most recent volcanic eruption on the mainland almost 5000 years ago.
The eruption was explosive, with pyroclastic flows, lava flows. Tremors still occur under these volcanoes. Mantle plume may currently lie offshore. nMt Gambier volcano marks the western limit of the newer volcanics province.

Mt Gambier volcano contains 4 water-filled craters.
Blue Lake, Valley Lake, Leg of Mutton Lake, Browne's Lake.

Eruptions at Mt Gambier were basaltic phreatomagmatic explosions.

Further reading
C Fenner - Transactions of the Royal Society of South Australia, 1921
The craters and lakes of Mount Gambier, South Australia.

Timms, B.V., 1974. Morphology and benthos of three volcanic lakes in the Mt. Gambier district, South Australia. Marine and Freshwater Research25(3), pp.287-297.

Joyce, B., 2004. The young volcanic regions of southeastern Australia: early studies, physical volcanology and eruption risk. Proceedings of the Royal Society of Victoria116(1), pp.1-13.

Van Otterloo, J., Raveggi, M., Cas, R.A.F. and Maas, R., 2014. Polymagmatic activity at the monogenetic Mt Gambier volcanic complex in the Newer Volcanics Province, SE Australia: new insights into the occurrence of intraplate volcanic activity in Australia. Journal of Petrology55(7), pp.1317-1351.

Eruptions of Mt Gambier Volcano

2900 BC