Toussidé

Tarso Toussidé turned on a satellite image, the North-South axis is 180 degrees

The Tarso Toussidé is a 3,265 -meter-high stratovolcano in the north of the Republic Chad. It forms a broad volcanic massif on the western edge of the Tibesti Mountains and covers an area of ​​approximately 6,000 km ².

The main summit of the volcano was on the western edge of a 14 km-wide caldera of Pleistocene. The massif rises above the Precambrian schists in the east and sandstones of the Paleocene in the western part. At the summit, there are numerous fumaroles and very young lava flows of trachytic and andesitic trachyte - materials. These cover an area of ​​approximately 200 km ² and extend 25 km from the summit, especially on the western side of the main crater. Southeast of the Toussidé located within 1 km deep and 8 km wide caldera Trou au Natron. The Ehi Timi and Ehi Sosso volcanoes and the smaller 1.5 - km-wide crater of Doon Kidimi located at the north-east and east - south-east flanks of the Tarso Toussidé massif.