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Rifting
| Diamond Glossary (алмазы и бриллианты - глоссарий терминологии) |
A plate tectonic process that creates a zone where the lithosphere has ruptured due to extension.
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Lithosphere, английский
- The rigid outer layer of the earth comprising the continental and oceanic crust and a portion of the upper mantle. it is divided into twelve major plates, the boundaries of which are zones of intense geological activity. see also atmosphere, hydrosphere.
- The solid outer portion of the earth, consisting of the crust and upper mantle, that is approximately 100 km thick. longshore (or littoral) current
- That part of the earth consisting of the crust and the upper mantle to a
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Superdeep, английский
An unusual type of diamond that originates at depths well below the base of the lithospheric mantle keel from within the convecting mantle. surficial: occurring at the earth’s surface.
Remobilized, английский
A once-molten igneous rock that has been remelted.
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