The Pleistocene Epoch occupies most of the Quaternary Period, with the exception of the past 11,700 years (i.e., the Holocene Epoch ).The lines of weakness within the mosaic later guided stresses that pulled the blocks apart or pushed them together.

The coal measures of the Permian gave way to barren red beds in the early part of the Triassic Period (about 252 to 247 million years ago).Thick sand was deposited over the area of rifting that became the western and northwestern margins of Australia as Gondwanaland was breaking up and seafloor spreading was beginning in the northwest during the Late Jurassic (about 164 to 145 million years ago) and in the.Stratigraphy and structure The Precambrian This major period of geologic time can be subdivided into the older Archean and the younger Proterozoic eons, the time boundary between them being some.5 billion years ago.

Australia has a federal form of government, with a national government for the Commonwealth of Australia and individual state governments (those of New South Wales, Victoria, Queensland, South Australia, Western Australia, and Tasmania ).The third is as relicts in younger orogenic belts, as in the Georgetown Inlier of northern Queensland and in the western half of Tasmania.There, under the command of Captain Arthur Phillip, in his capacity as the colony's first Governor, the British Crown Colony of New South Wales was established.