The zone which is rich in iron; aluminium; magnesium and clay substances is the? by Sunday | Dec 25 | Geography JAMB | 0 comments A. C-horizon B. D-horizon C. A-horizon D. B-horizon Correct Answer: Option D – B-horizon Users Also Read These:Aluminum is above iron in the electrochemical…The metallic bond in magnesium is stronger than that…What quantity of electrons is lost when one mole of…The innermost party of the earth which is rich in…What quantity of aluminium is deposited when a…