ophiolite
111Métamorphisme Hydrothermal — Métamorphisme hydrothermal : transformation minéralogique d une roche sous l effet d une modification de la température et de la pression mais sans modification de la composition chimique de la roche, et nécessitant un fluide (généralement l …
112Métamorphisme hydrothermal — Métamorphisme hydrothermal : transformation minéralogique d une roche sous l effet d une modification de la température avec une pression constante avant la subduction et avec une pression qui augmente après la subduction mais sans… …
113Shetland — Pour les articles homonymes, voir Shetland (homonymie). Shetland Sealtainn (gd) …
114Frederick Vine — Nacimiento 17 de junio de 1939 Londres, Inglaterra Campo Geofísica marina …
115Sial — Típica roca perteneciente al sial, un granito del Precámbrico de las St. Francis Mountains, Missouri, mostrando la matriz de feldespato potásico (felsic) Sial es un término, ya obsoleto, que designa a las rocas que forman la parte fundamental de… …
116Агардакская офиолитовая зона — Агардакская офиолитовая зона, расположенная в южной Туве, в структурном отношении представляет собой шовную зону восток северо восточного простирания, разделяющую Таннуольскую островодужную систему ордовикского возраста (на северо западе) и… …
117Europe — /yoor euhp, yerr / for 1; /yoo roh pee, yeuh / for 2, n. 1. a continent in the W part of the landmass lying between the Atlantic and Pacific oceans, separated from Asia by the Ural Mountains on the E and the Caucasus Mountains and the Black and… …
118Proterozoic Eon — Younger of the two divisions of Precambrian time, from 2. 5 billion to 543 million years ago. Proterozoic rocks have been identified on all the continents and often constitute important sources of metallic ores, notably of iron, gold, copper,… …
119Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …
120Tethys Sea — ▪ ocean, Mesozoic Era former tropical body of salt water that separated the supercontinent of Laurasia in the north from Gondwana in the south during much of the Mesozoic Era (251 to 65.5 million years ago). Laurasia consisted of what are… …
