Heard and McDonald Islands | Geoscience Australia

Information about Australia"s remote territories - Heard and McDonald Islands.

Heard Island (Mawson Peak Volcano)

Heard Island on the Kerguelen Plateau in the southern Indian Ocean consists of the emergent portion of two volcanic structures. The glacier-covered cone of Big Ben comprises most of the island, and the smaller Mt. Dixon lies at the NW tip of the island.

Mount Schank - Volcano Walk (State Heritage Area) - Limestone Coast

Named by Lieutenant Grant and part of Kanawinka Geopark (Kanawinka.org.au), Mount Schank is slightly older than Mount Gambier, which represents the most recent volcanic activity in Australia.

Norfolk Island Volcanic Complex - Geoscience Australia

Basaltic rock formed through this volcanic activity underlies most of the park and is the source of the krasnozem (red soils) and skeletal (thin) soils which are found throughout the Mt Pitt section of the park.