Mount Gambier Volcano - John Seach
South Australia

Last eruption 2900 BC. Central volcano eruption, explosive, pyroclastic flows, lava flows.
Tremors still occur under these volcanoes.
Mantle plume may currently lie offshore.

Contains 4 water-filled craters. Blue Lake, Valley Lake, Leg of Mutton Lake, Browne's Lake.
 

Mount Gambier Volcano
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