Fergana Range

The Fergana Range (Фергана тоо кыркасы, Ferğana tó qırqası/Fergana too kyrkasy, فەرعانا توو قىرقاسى), also known as Ferganskiy Khrebet (Феранский Хребет) Ferganskij Hrebet in Russian, meaning “Ferghana Mountain” in English) is a mountain range of the Tian Shan in the Kyrgyz Republic. The length of the range is 206 km, and the average height is 3,600 m above sea level. The highest mountain is 4,893 m above sea level.

Geography
The Fergana Range stretches from north-west to south-east, separating the Fergana Valley and the inner Tian Shan. The south-east section of the range is higher. It joins the Torugart Ridge and the Alaykuu Ridge via the Söök Pass (4024 m). The South-west slope is long and low-sloped, the north-east - short and steep. Mountain ranges southwest are denoted by collective term: Pamir-Alay system.

Geology
The Fergana Range is composed of schist, sandstone, limestone, and other sedimentary metamorphic formations ruptured by intrusions of gabbro and diabase.