Meaning Of The Word Sial

Real Dictionary

What's the definition of Sial? Find Sial meanings, definitions and more at the Real Dictionary online.

Sial Meaning

Sial Definition
Sial Definition

What's The Definition Of Sial?

sial in American English
the upper layer of the crust of the earth, consisting of rocks rich in silica and alumina
noun: the assemblage of rocks, rich in silica and alumina, that comprise the continental portions of the upper layer of the earth's crust

sial in British English
noun: the silicon-rich and aluminium-rich rocks of the earth's continental upper crust, the most abundant individual rock being granite

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