<P> The mass - abundance of the nine most abundant elements in the Earth 's crust is approximately : oxygen 46 % , silicon 28 % , aluminum 8.2 % , iron 5.6 % , calcium 4.2 % , sodium 2.5 % , magnesium 2.4 % , potassium 2.0 % , and titanium 0.61 % . Other elements occur at less than 0.15 % . For a complete list , see abundance of elements in Earth 's crust . </P>
<P> The mass - abundance of the nine most abundant elements in the Earth 's crust is approximately : oxygen 46 % , silicon 28 % , aluminum 8.2 % , iron 5.6 % , calcium 4.2 % , sodium 2.5 % , magnesium 2.4 % , potassium 2.0 % , and titanium 0.61 % . Other elements occur at less than 0.15 % . For a complete list , see abundance of elements in Earth 's crust . </P>
common elements that can be found on the surface of the earth
common elements that can be found on the surface of the earth
oxygen silicon aluminum iron calcium sodium magnesium potassium titanium
oxygen silicon aluminum iron calcium sodium magnesium potassium titanium