Feldspar is a

A. Primary mineral

B. Secondary mineral

C. Caly mineral

D. Accessory mineral

Answer: Option A

Solution(By Examveda Team)

Feldspar is the primary mineral and group of naturally occurring aluminosilicate minerals containing varying amounts of potassium, sodium, calcium or lithium which occur in igneous rocks.
Feldspars make up about 60% of the earth's crust, 41% of the Earth's crust and 41% of the Earth's continental crust by weight.