White Island (Ross Archipelago)
| White Island | ||
|---|---|---|
 |
||
| Waters | Ross Sea | |
| Archipelago | Ross Archipelago | |
| Geographical location | 78 ° 8 ′ S , 167 ° 24 ′ E | |
|
||
| length | 30 km | |
| width | 15 km | |
| surface | 217.7 km² | |
| Highest elevation |
Mount Nipha 762 m |
|
| Residents | uninhabited | |
.jpg) |
||
White Island is an island in the Ross Archipelago , which is 30 kilometers long and 218 km² in size and protrudes from the Ross Ice Shelf about two kilometers east of Black Island , separated from it by the White Strait . It reaches a height of 762 m in Mount Nipha . The island was discovered by the Discovery Expedition from 1901 to 1904 and named after the snow mantle that covered the island.
The island is a volcanic complex formed from two shield volcanoes and pyroclastic cones seated on them . The youngest rocks ejected by this have been dated 170,000 years ago. There are no signs of volcanic activity during the Holocene .
map
Map sheet with Black Island and White Island in the northeast
Individual evidence
- ^ A b Antarctic Treaty Consultative Meeting (Ed.): Final Report of the Thirty-sixth Antarctic Treaty Consultative Meeting. Brussels, Belgium, 20–29 May 2013. Volume II . Secretariat of the Antarctic Treaty, 2013, ISSN 2346-9897 , Measure 7 (2013) Annex: Management Plan for Antarctic Specially Protected Area (ASPA) No. 137 Northwest White Island, McMurdo Sound, p. 105–114 , p. 107 below: 6. Description of the Area (English, online [PDF; 48,5 MB ; accessed on August 24, 2017]).
- ^ Islands of Antarctic Islands: White. In: Island Directory. UNEP , accessed on January 30, 2017 (English, with incorrect elevation).
- ^ White Island. In: Global Volcanism Program. Smithsonian Institution , accessed January 30, 2017 .