Geography of Lesotho rises in the Drakensberg mountains in northeastern Lesotho and flows across the entire length of the country before exiting to South Africa at the Mohale's Hoek District in the southwest. The Caledon River marks the northwestern part of the border with South Africa. Other rivers include the Malibamatso, Matsoku and Senqunyane. The bedrock of Lesotho belongs to the Karoo Supergroup, consisting mostly of shale and sandstone. Peatlands can be found in the highlands of Lesotho, most extensively in the mountainous escarpment near the country's eastern border. The summit of Thabana Ntlenyana is partially encircled by bogs. Solifluction deposits, blockfields, blockstreams
Geology of Lesotho the Lower Karoo which hosts the coal seams does not outcrop in Lesotho. The country has quarrying of Quaternary clay deposits, Drakensberg Group fine-grained basalts and sandstones in the Elliot, Molteno and Clarens Formations. Geology of Lesotho The geology of Lesotho is built on ancient crystalline basement rock up to 3.6 billion years old, belonging to the Kaapvaal Craton, a section of stable primordial crust. Most of the rocks in the country are sedimentary or volcanic units, belonging to the Karoo Supergroup. The country is notable for large fossil deposits and intense erosion due to high rainfall and a rare