shield

Alternative definitions (0), class: vernacular (0)
Term: shield
Definition:

The extensive central cratons of continents may consist of both shields and platforms, and the crystalline basement. A shield is that part of a craton in which the usually Precambrian basement rocks crop out extensively at the surface. [Wikipedia]

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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