Astrolabe Island is predominantly volcanic rocks, with coarse grained mafic dolerite making up most of the landing site on the east end. The steep pyramid peaks, called the Dragons Teeth, may be the vents of an old volcanic complex, probably related to the Shetland subduction zone to the north.[2]
Scale 1:250000 topographic map No. 5697. Institut für Angewandte Geodäsie and British Antarctic Survey, 1996.
Antarctic Digital Database (ADD). Scale 1:250000 topographic map of Antarctica. Scientific Committee on Antarctic Research (SCAR). Since 1993, regularly upgraded and updated.
astrolabe, island, located, island, long, lying, bransfield, strait, northwest, cape, ducorps, trinity, peninsula, antarctica, discovered, french, expedition, 1837, under, captain, jules, dumont, urville, named, chief, expedition, ship, astrolabe, island, phot. Astrolabe Island located at 63 17 S 58 40 W 63 283 S 58 667 W 63 283 58 667 is an island 5 km 3 mi long lying in the Bransfield Strait 23 km 14 mi northwest of Cape Ducorps Trinity Peninsula in Antarctica It was discovered by the French expedition 1837 40 under Captain Jules Dumont d Urville and named by him for his chief expedition ship the Astrolabe 1 The island was photographed from the air and triangulated by FIDASE 1956 57 Astrolabe Island from northwest with the Dragons Teeth on the left and Drumohar Peak and Rogach Peak dominating the island Astrolabe Island 15 in relation to Antarctica and other peninsula islands Contents 1 Geology 2 See also 3 Maps 4 References 5 FootnotesGeology EditAstrolabe Island is predominantly volcanic rocks with coarse grained mafic dolerite making up most of the landing site on the east end The steep pyramid peaks called the Dragons Teeth may be the vents of an old volcanic complex probably related to the Shetland subduction zone to the north 2 See also EditList of Antarctic and sub Antarctic islandsMaps EditTrinity Peninsula Scale 1 250000 topographic map No 5697 Institut fur Angewandte Geodasie and British Antarctic Survey 1996 Antarctic Digital Database ADD Scale 1 250000 topographic map of Antarctica Scientific Committee on Antarctic Research SCAR Since 1993 regularly upgraded and updated References EditAstrolabe Island SCAR Composite Antarctic Gazetteer Footnotes Edit Astrolabe Island Geographic Names Information System United States Geological Survey United States Department of the Interior Retrieved 19 January 2012 Joseph Holliday Geology Professor El Camino College This article incorporates public domain material from Astrolabe Island Geographic Names Information System United States Geological Survey This Trinity Peninsula Antarctica location article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Astrolabe Island amp oldid 1128038601, wikipedia, wiki, book, books, library,
