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Narcondam, India's easternmost island, is a small volcanic island located in the northern Andaman Sea. The island's peak rises to 710 m above mean sea level , and it is formed of andesite . It is part of the Andaman Islands , the main body of which lie approximately 74 km (46 mi) to the west.
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There are two volcanic islands, Narcondam Island and Barren Island, which have produced basalt and andesite. Barren Island is the only active volcano in the Indian sub-continent, with the latest eruption reported in December 2022, leading to the potential for geotourism. [41] [42]
The Narcondam hornbill (Rhyticeros narcondami) is a species of hornbill in the family Bucerotidae. It is endemic to the Indian island of Narcondam in the Andamans. Males and females have a distinct plumage. The Narcondam hornbill has the smallest home range out of all the species of Asian hornbills.
Narcondam Island is a dormant volcano in the area, apart from volcanic seamounts like Alcock and Sewell. All the historical and recent eruptions (1789 and after) are confined within and around an active polygenetic cinder cone in a 2 km (1.2 mi) wide caldera that was formed by the Pleistocene collapse of a primitive cone of a stratovolcano .
Name Elevation Location Last eruption Type meters feet Coordinates State Barren Island: 354: 1161: Andaman and Nicobar Islands: Active since 2021: Stratovolcano, Active : Narcondam Island
The Narcondam shrew (Crocidura narcondamica) is a white-toothed shrew in the family Soricidae. It is endemic to Narcondam Island, a small, remote, volcanic island situated in Andaman Sea and considered part of the Andaman and Nicobar archipelago. It was discovered in April 2020 and was described about a year later in 2021. [1] [2] [3]
Narcondam Island, India, is classified as a dormant volcano by the Geological Survey of India. The USGS defines a dormant volcano as any volcano that is not showing any signs of unrest such as earthquake swarms, ground swelling, or excessive noxious gas emissions, but which shows signs that it could yet become active again. [78]