Oxygen and silicon
is it oxygen
About 7% of the earths crust
Oxygen and silicon make up about 75% of Earth's crust, with oxygen being the most abundant element at around 46.6% and silicon at around 27.7%. Together, they form the majority of the minerals that make up the Earth's crust.
The percentage of Earth's crust is less than one percentage in terms of Earth's volume. The Earth's crust is actually a thin layer.
its the percentage in mass !
silicon 78% oxygen 21%
Silicon & Oxygen (rocks).
Earth's crust is mostly made up of Silicon and Oxygen
Oxygen comprises about 47% by weight of Earth's crust
The Crust has the most oxygen in it
the majority of it is found in water