Which of the following is a primary rock-forming mineral?
A.
Quartz
B.
Feldspar
C.
Basalt
D.
Mica
Correct Answer: Option B
Explanation
Feldspar is considered a primary rock-forming mineral, as it is one of the most abundant minerals in the Earth's crust
and is a key component of many igneous rocks. Therefore, the correct option is 'Feldspar'.
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