224 AUSTRALIA/Phanerozoic Figure Cross sections of the lithosphere of the Tasman Fold Belt System developing between the fixed Proterozoic Craton and the active Pacific Plate Ratio of vertical to horizontal scales is : 1; the vertical scale has ticks every 10 km; the horizontal scale has ticks every 100 km CC, continental crust; CUM, continental upper mantle; OUM, oceanic upper mantle; CURN, Curnamona Craton; MC, microcontinent Reproduced with permission from Veevers JJ (ed.) (2000) Billion Year Earth History of Australia and Neighbours in Gondwanaland Sydney: GEMOC Press