The meaning of ASTHENOSPHERE is a zone of a celestial body (such as the earth) which lies beneath the lithosphere and within which the material is believed to yield readily to persistent stresses.
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The asthenosphere, from the Greek word asthenes meaning "weak", is a portion of the Earth's mantle that flows like molten plastic despite being solid. Understanding the location, behavior and composition of the asthenosphere is key to understanding plate tectonic theory and earthquakes. The layers...
What is the meaning of tectonic earthquake? How do subduction zone earthquakes cause tsunamis? What natural disasters are caused by tectonic plates? Do plate tectonics affect climate? What is the relationship between earthquakes and plate tectonics?
. Its existence and name was proposed on theoretical grounds by Joseph Barrell (1914) based on the field evidence of crustal isostatic adjustment; the name is Greek-based meaning the 'layer of no strength'. The idea of a plastic layer beneath the crust had been mooted by earlier writers, ...
Mantle eclogites and garnet pyroxenites-the meaning of two-point isochrons, Sm-Nd and Lu-Hf closure temperatures and the cooling of the subcratonic mantle. Earth Planet. Sci. Lett. 389, 143-154. http://dx.doi.org/10.1016/j.epsl.2013.12.028 [99] Smart, K.A., Cartigny, P., ...
. Its existence and name was proposed on theoretical grounds by Joseph Barrell (1914) based on the field evidence of crustal isostatic adjustment; the name is Greek-based meaning the 'layer of no strength'. The idea of a plastic layer beneath the crust had been mooted by earlier writers, ...
* F = 8% PM on-craton maximum estimates has not petrological meaning. 4.1.1. Olivine, orthopyroxene and spinel Olivine shows in all groups the same textural features and within individual sample has similar inter-grain compositions. Mg# (Mg2+/(Mg2+ + Fe2+) *100, all Fe was assumed...
These rocks provide new constraints on the spatial鈥搕emporal distribution, magma source evolution and geodynamic meaning of the widespread Permo-Triassic basic magmatism developed after the end of the Variscan Orogeny in southwestern Europe.doi:10.1007/s00531-015-1190-2Cirrincione, Rosolino...
"sphere of weakness" (by comparison with the lithosphere), from Greek asthenes "weak"… See origin and meaning of asthenosphere.