Geography, asked by mathanbharathi123, 1 month ago

SIMA layer is comprising mainly with mineral constituents of and ​

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Answered by mukukuhi2008
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Answered by s1681ranjana3269
1

The main mineral constituents of the continental mass are silica and alumina. It is thus called sial (si-silica and al-alumina). The oceanic crust mainly consists of silica and magnesium; it is therefore called sima (si-silica and ma-magnesium)

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