Karoo Supergroup Malawi, as well as on other continents that were part of Gondwana. The basins in which it was deposited formed during the formation and breakup of Pangea. The type area of the Karoo Supergroup is the Great Karoo in South Africa, where the most extensive outcrops of the sequence are exposed. Its strata which consist mostly of shales and sandstones, record an almost continuous sequence of marine glacial to terrestrial deposition from the Late Carboniferous to the Early Jurassic. These accumulated in a retroarc foreland basin called the "main Karoo" Basin. This basin was formed by the subduction and orogenesis
Monegros Desert Monegros Desert The Monegros Desert or Desierto de los Monegros is a semidesert in Aragón, northeastern Spain, spanning the provinces of Zaragoza and Huesca. It is a semi arid zone prone to frequent droughts. It is noted for its annual electronic music festival held in mid-July, the Monegros Desert Festival. The Monegros Desert spans the provinces of Zaragoza and Huesca in the region of Aragón, including the "comarca" of Monegros in Huesca. Part of the desert lies in the Ebro Valley. The desert covers about and consists of 49 villages in 31 municipalities. The highest point of the Monegros Desert