Question

Name any three elements of the earth's crust.​

Answer 1

Answer:

• We all know oxygen, silicon, and aluminum are common elements in the Earth's crust.
• The combined occurrences for these three elements are very well known.
• For all three together, we find the mineral kyanite.

Answer 2

Answer:

The mass-abundance of the nine most abundant elements in the Earth's crust is approximately: oxygen 46%, silicon 28%, aluminum 8.3%, iron 5.6%, calcium 4.2%, sodium 2.5%, magnesium 2.4%, potassium 2.0%, and titanium 0.61%.