Plates Boundaries. At the locations where two tectonic plates interact, a boundary between these plates exist. There are three types of boundaries that geologist observe. These boundaries are divergent boundaries, convergent boundaries, and transform boundaries.
There are many more than three deserts in Australia, but the main ones and their location are: Great Victoria Desert (Western Australia): 424,400 km2 (163,900 square miles). Great Sandy Desert (Western Australia): 284,993 km2 (110,036 square miles).
The Simpson Desert is a huge desert in the central east of Australia, and covers parts of Queensland, South Australia and New South Wales. Its boundaries are the Finke River and Mabel Range to the west, the Adam Range to the north ,the Georgina and Diamantina Rivers to the east and Lake Eyre to the south.he Sonoran desert is one of the largest and hottest deserts in the Americas and it covers the southeast of California and the southwest of Arizona in the US, and the northhwest Mexican states of Sonora, Baja California, and Baja California Sur. To the north of this 'low desert' is the 'high desert' Mojave.