Aluminum is far more common in Earth's crust
Aluminum makes up 8.23% of Earth's crust by mass, but only 1.59% of Earth as a whole. Its strong attraction to oxygen keeps much of it bound in oxygen-rich minerals in the crust.
Aluminum makes up 8.23% of Earth's crust by mass, but only 1.59% of Earth as a whole. Its strong attraction to oxygen keeps much of it bound in oxygen-rich minerals in the crust.