The lower part of the crust known as ‘Oceanic Crust’ is rich in
A. aluminium and copper
B. magnesium and aluminium
C. copper and gold
D. silica and magnesium.
Answer:D
The lower part of the crust known as ‘Oceanic Crust’ is rich in
A. aluminium and copper B. magnesium and aluminium C. copper and gold D. silica and magnesium.