the most abundant metal in the earth crust is Share with your friends Share 0 Goutam Pradhan answered this Dear Student, Aluminium (Al) is the most abundant metal on the earth's surface. Regards 0 View Full Answer Rachit Yadav answered this In the earth crust, oxygen percentage is 46.6 but oxygen belongs to the non-metal group. The most abundant metals are 8.1% of aluminium, 5.0% of iron and 3.6% of calcium, followed closely by Na, K, Mg and Ti. 1