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 main impurity in iron ore during the extraction…Aluminium containers are frequently used to…What quantity of electrons (in mole) is lost when…The type of iron that is best suited for welding;…What quantity of electrons is lost when one mole of…