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The granite is
Answer & Solution
Correct Answer:
Option
A
Granite is a course-grained intrusive igneous rock composed mostly of quartz, alkali feldspar and plagioclase. It is usually hard, massive and tough.
It is formed from magma with a high content of silica and alkali metal oxides that cools down slowly and solidifies underground.
It is formed from magma with a high content of silica and alkali metal oxides that cools down slowly and solidifies underground.
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