andesite line

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• Andesite line — The andesite line is the most significant regional geologic distinction in the Pacific Ocean basin. It separates the mafic basaltic volcanic rocks of the Central Pacific Basin from the partially submerged continental areas of more felsic… …   Wikipedia

• Andesite — For the extinct cephalopod genus, see Andesites. Andesite (pronEng|ˈændəsaɪt) is an igneous, volcanic rock, of intermediate composition, with aphanitic to porphyritic texture. The mineral assemblage is typically dominated by plagioclase plus… …   Wikipedia

• Pacific Ocean — Pacific and North Pacific redirect here. For other uses, see Pacific (disambiguation) and North Pacific (disambiguation). Earth s oceans (World Ocean) Arctic Ocean Atlantic Ocean Indian Ocean Pacific Ocean Southern Ocean …   Wikipedia

• Pacific Ocean — an ocean bordered by the American continents, Asia, and Australia: largest ocean in the world; divided by the equator into the North Pacific and the South Pacific. 70,000,000 sq. mi. (181,300,000 sq. km); greatest known depth, 35,433 ft. (10,800… …   Universalium

• Pacific Islands — ▪ region, Pacific Ocean Introduction   island geographic region of the Pacific Ocean. It comprises three ethnogeographic groupings Melanesia (Melanesian culture), Micronesia (Micronesian culture), and Polynesia (Polynesian culture) but… …   Universalium

• Geology of New Zealand — The continent of Zealandia The geology of New Zealand is noted for its volcanic activity, earthquakes and geothermal areas because of its position on the boundary of the Australian Plate and Pacific Plates. New Zealand was earlier part of the… …   Wikipedia

• Andes — This article is about the mountain range in South America. For other uses, see Andes (disambiguation). Andes (Quechua: Anti(s/kuna)) Range …   Wikipedia

• Melanesian culture — ▪ cultural region, Pacific Ocean Introduction  the beliefs and practices of the indigenous peoples of the ethnogeographic group of Pacific Islands known as Melanesia. From northwest to southeast, the islands form an arc that begins with New… …   Universalium

• Pacific Ring of Fire — The Ring of Fire redirects here. For other uses of the term, see Ring of Fire (disambiguation). The Pacific Ring of Fire (see below) …   Wikipedia

• Malaita — Island seen from space (false color) Geography Locati …   Wikipedia

• Central Pacific Basin — ▪ basin, Pacific Ocean       major submarine basin of the central part of the north Pacific Ocean, between the Line Islands to the east and the Marshall Islands to the west. It occupies a large area of the north Pacific and extends westward to a… …   Universalium