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A desert pavement, also called reg (in western Sahara), serir (in eastern Sahara), gibber (in Australia), or saï (in central Asia) [1] is a desert surface covered with closely packed, interlocking angular or rounded rock fragments of pebble and cobble size.
The average annual rainfall in the Australian desert ranges from 81 to 250 mm (3.2 to 9.8 in), which would make it a semi-arid climate. But a massive evaporation rate makes up for the higher than normal desert rainfall. Central Australia is arid, with the driest areas averaging 150 mm (5.91 in) of rainfall each year. Thunderstorms are ...
NASA - Visible Earth, the Great Victoria Desert is in the center of the image, north of the Nullarbor Plain. The Great Victoria is the largest desert in Australia, [2] and consists of many small sandhills, grassland plains, areas with a closely packed surface of pebbles (called desert pavement or gibber plains), and salt lakes.
The Tirari–Sturt stony desert ecoregion contains the gibber plains (desert pavement) and red sands of the large Sturt Stony Desert, the Tirari Desert to its southwest and the Flinders and Gawler Ranges to the south. The Tirari has more sand dunes than the Sturt Stony Desert and has also been the site of some important fossil findings.
The Stuart Range is a low upland in central South Australia, extending about 170 kilometres (110 mi) with a north-west to south-east alignment [citation needed] and passing within 10 kilometres (6.2 mi) to the south-east of Coober Pedy.
Desert pavement can also form as a result of deflation, in which case finer rock particles are blown away and scattered by wind, leaving the pavement behind. Desert pavement from the Mojave Desert. Desert varnish: A coating that can be found on the surface of desert rocks that can only be explained by the presence of clay particles which have ...
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Deserts of Western Australia (3 C, 7 P) ... Simpson Desert This page was last edited on 20 March 2017, at 08:55 (UTC). Text is available under the Creative ...