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:The innermost party of the earth which is rich in…What quantity of electrons (in mole) is lost when…Aluminium containers are frequently used to…What quantity of electrons is lost when one mole of…The main impurity in iron ore during the extraction…