The mineral contents of the upper part of the earth's crust are collectively called the sial because it is composed mainly of
Question 1 Report
The mineral contents of the upper part of the earth's crust are collectively called the sial because it is composed mainly of
Answer Details
The term "sial" is derived from the words silica and aluminum, which are the two most abundant elements in the upper part of the Earth's crust. The upper part of the Earth's crust is composed mainly of rocks such as granite and basalt, which contain high amounts of silica and aluminum. Therefore, the mineral contents of the upper part of the Earth's crust are collectively called sial. Olivine and phosphate are not major components of the sial.
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