General Knowledge - World Geography - Discussion
Discussion Forum : World Geography - Section 1 (Q.No. 53)
53.
The heavier silicates named as 'Sima' or silica + magnesium are most abundant in the
Discussion:
5 comments Page 1 of 1.
Bihari Boss said:
9 years ago
The right answer is MANTLE.
Dapinder said:
9 years ago
Ocean floor is right answer @Mr. Santo as mantle contains magnesium and iron.
Vivek kumar said:
10 years ago
Ocean floor is right answer because sima is in the low density layer and the low density layer is the ocean floors.
Reshu Sharma said:
1 decade ago
Ocean floor is the right answer as the ocean floor is made from basaltic rocks which are highly contain in so called SIMA, and the mantle is made from "Olivine" not from SIMA, for more information check out the G. C. Leong.
Santo said:
1 decade ago
right answer is MANTLE
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