sial (Crossword)

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Definitions of “sial”
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• The granite-like rocks that form the outermost layer of the earth`s crust
• The granitelike rocks that form the outermost layer of the earth`s crust
• In geochemistry and geophysics, the substance of the Earth's continental crust
• The upper layer of the continental crust, so called because it is rich in silica and aluminum oxide
• The upper part of Earth's crust, composed mainly of silica (Si) and aluminimu (Al)
• In geology, the sial is the upper layer of the Earth`s crust made of rocks rich in silicates and aluminium minerals

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