What does DENA mean in Unclassified?

Dena

Dena (in Luri and Persian: دنا) is the name for a sub-range within the Zagros Mountains, Iran. Mount Dena, with 80 km (50 mi) length and 15 km (49,000 ft) average width, is situated on the boundary of the Isfahan, Kohgiluyeh and Boyer-Ahmad and Chaharmahal and Bakhtiari Provinces of Iran.Mount Dena has more than 40 peaks higher than 4,000 metres (13,000 feet). With an elevation of 4,409 metres above sea level, Qash-Mastan is the highest peak in the Dena Range and in the Zagros Mountains in general. Another known peak in this range is Hose-Daal close to the city of Sisakht, 30 km (19 mi) to the north of Yasuj. Annual precipitation in Mount Dena ranges from 600 to 1,800 mm (24 to 71 in) and various rivers including a branch of the Karun rise in this range. Geologically, Mount Dena is located in the Sanandaj-Sirjan geologic and structural zone of Iran and is mainly made of Cretaceous limestone.On 18 February 2018, Iran Aseman Airlines Flight 3704 crashed into Mount Dena, killing all 65 people on board.

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