Image: Volcanic distribution map of southeast Australia

Volcanic distribution map of southeast Australia

Volcanic distribution map, southeast Australia, showing a synthesis of different lava types and ages.

Creator:
Lin Sutherland
Rights:
© Australian Museum

Notes

A=Arumpo ash beds (light grey). GA=Gravity anomaly over buried basalt volcanoes. LD=Lava crater (spots) Domain (space interpretation). WD=Western District Volcanic Province (dark grey). MD=Macedon-Trentham Volcanic Province (orange). CL=Cape Otway Lineament. Wf, Mf, Af, Wf, & Bf are crustal fault lines. ST= Shipwreck Trough ocean transfer fault. TFZ=Tasman Fracture zone oceanic faults.Numbers are ages of volcanic rocks in million years ago.Migratory volcanic chains (orange). Red dots area of deep thermal upwelling.

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