The outer shell of the earth including the continents and the ocean floor. This is the lithosphere, formed of sial and sima. Sial overlies sima in the continental crust but sima forms most of the ocean floor, i.e. the oceanic crust.
crust
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 | incrustation |
| crusta |
| crustal |
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 | Geography Dictionary. A Dictionary of Geography. Copyright © Susan Mayhew 1992, 1997, 2004. All rights reserved. Read more |
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Mentioned in
- crustal motion (geology)
- sima
- oceanization (geology)
- sea pie
- earth interior (geology)
- thalassocraton (geology)
- frilling (in archaeology)
- sial
- tectonic
- druse crystals
