Major Elements in the Earth's Crust
Element Percent by Volume
oxygen 46.60%
silicon 27.72%
aluminum 8.13%
iron 5.00%
calcium 3.63%
sodium 2.83%
potassium 2.59%
magnesium 2.09%
titanium 0.44%
hydrogen 0.14%
phosphorus 0.12%
manganese 0.10%
fluorine 0.08%
barium 340 ppm
carbon 0.03%
strontium 370 ppm
sulfur 0.05%
zirconium 190 ppm
tungsten 160 ppm
vanadium 0.01%
chlorine 0.05%
rubidium 0.03%
chromium 0.01%
copper 0.01%
nitrogen 0.005%
nickel trace
zinc trace
hope it helps
it took a while to put down.... :D