bn:00071395n
Noun Concept
Categories: Structure of the Earth, Petrology
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sial  sialic  Siloid
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The granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum WordNet 3.0
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The granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum WordNet 3.0 & Open English WordNet
In geology, the term sial refers to the composition of the upper layer of Earth's crust, namely rocks rich in aluminium silicate minerals. Wikipedia
A class of igneous rock Wikipedia Disambiguation
Rocks rich in silicates and aluminium minerals, concentrated in the upper layer of the crust Wikidata
The rocks rich in silicon and aluminum that form the upper layer of the earth's crust, which lies beneath all continental landmasses. Wiktionary
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