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platform
geology
Also known as: continental platform
Learn about this topic in these articles:
tectonic framework of Asia
- In Asia: Tectonic framework
The continental nuclei consist of platforms that stabilized mostly in Precambrian time (between roughly 4 billion and 541 million years ago) and have been covered largely by little-disturbed sedimentary rocks; included in that designation are the Angaran (or East Siberian), Indian, and Arabian platforms. There are also several smaller platforms…
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