Bridgmanite: Most abundant mineral in world - Science & Technology

Q.  Which of the following statements is / are correct?

1. Bridgmanite is the most abundant mineral in the world
2. It found in earth's lower mantle

- Published on 07 Jul 15

a. Only 1
b. Only 2
c. Both
d. None

ANSWER: Both
 
It makes up approximately 70 percent of the Earth's lower mantle which amounts to 38 percent of the Earth's total volume. But it doesn't exist on the planet anywhere else, at least not in samples that have been found. It is also called as Silicate perovskite.

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