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Mantle (geology) - Wikipedia, the free encyclopedia
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Mantle - Wikipedia, the free encyclopedia
Mantle may refer to: •Mantle (bird anatomy). •Mantle (climbing), a rock climbing move used to surmount a ledge. •Mantle (clothing), a cloak-like garment worn mainly by women as fashionable outerwear....
en.wikipedia.org/wiki/Mantle |
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The layer above the core is the mantle. It begins about 6 miles(10 km) below the oceanic crust and about 19 miles (30 km) below the continental crust (see The Crust). The function of the mantle is to separate the inner mantle and the outer mantle.
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Definition of Mantle in the Online Dictionary. Meaning of Mantle. Pronunciation of Mantle. Translations of Mantle. Mantle synonyms, Mantle antonyms. Information about Mantle in the free online English dictionary and encyclopedia. ... 3. anything that covers completely or envelops a mantle of snow...
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The planet Earth is made up of three main shells: the very thin, brittle crust, the mantle, and the core; the mantle and core are each divided into two parts. All parts are drawn to scale on the cover of this publication, and a table at the end lists the thicknesses of the parts.
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The mantle, which contains more iron, magnesium, and calcium than the crust, is hotter and denser because temperature and pressure inside the Earth increase with depth. As a comparison, the mantle might be thought of as the white of a boiled egg.
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This animation shows how the hot silicate rock of the Earth's mantle is stirred by heat trying to escape. The heat is generated by the radioactive decay of natural elements like uranium. The hot rock (yellow) rises slowly as the denser cold rock (blue) sinks.
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