Refers to the essential minerals that are the building blocks of various geological formations.

Minerals that are formed first in the crystallization process of igneous rocks.

खनिज जो ज्वालामुखीय चट्टानों की क्रिस्टलीकरण प्रक्रिया में पहले बनते हैं।

English Usage: During the cooling of magma, primary minerals crystallize and settle at the bottom.

Hindi Usage: मैग्मा के ठंडा होने पर, प्रमुख खनिज क्रिस्टलीकरण कर नीचे बैठ जाते हैं।