NDA 2025 · PYQ · Geography / Earth's Crust and Minerals · hard
Which of the following is the correct ascending order of the given minerals in terms of their presence in the Earth's crust? 1. Amphibolite 2. Mica 3. Pyroxene
A.2, 3, 1✓ Correct
B.1, 2, 3
C.2, 1, 3
D.1, 3, 2
Explanation
In terms of abundance in the Earth's crust, the correct ascending order is: Mica (least abundant among these three at about 4%), Pyroxene (about 11%), and Amphibolite/Amphibole (about 16%). Therefore the ascending order is Mica → Pyroxene → Amphibolite, which corresponds to 2, 3, 1.
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