Geography, asked by Anonymous, 8 months ago

how is Sial different from Sima

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Answered by atikshghuge

0

Answer:

Sial refers to the earth's crusts upper layer, it is made up of rocks abundant in silicate and aluminium based minerals. ... Sima is the earth's crusts lower layer and contains rocks with an abundance of magnesium silicate minerals, the word Sima is an amalgam of the first two letters of Magnesium and Silica.

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