GeographyCLASS 7All
answered 12 Apr 2026What is “ sial”?
A.VERIFIED ANSWERfact-checked by tutors
Ans. The main mineral constituents of the continental mass are silica and alumina . It is thus called sial. (si from silica, al from alumina.)
Ans. The main mineral constituents of the continental mass are silica and alumina . It is thus called sial. (si from silica, al from alumina.)