The sleeping volcanoes of Mount Gambier and Millicent are in the region’s south are the western extremity of a volcanic plain extending eastward to Melbourne. Their activity is linked to the disturbance in the earth’s crust when Tasmania separated from… Continue Reading →
Rivers from the highlands of the Antarctic plate continued to pour their silts and gravels down into this region, filling basins in the land, and on the sea floor. Clayey silt from the rivers covered the heavier gravels, sealing them… Continue Reading →
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