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Raresial
The correct spelling is sial.
How to pronounce sial
noun
Say it like: Sia-l
The correct spelling is sial. The rocks rich in silicon and aluminum that form the upper layer of the earth's crust, which lies beneath all continental landmasses.
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Definition
noun
- 1.The rocks rich in silicon and aluminum that form the upper layer of the earth's crust, which lies beneath all continental landmasses.
Similar words
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