What is the main impurity in haematite? by Sunday | May 12 | Chemistry WAEC | 0 comments A. CaSiO3 B. CaCO3 C. SiO3 D. Fe2O3 Correct Answer: Option C C. SiO3 Users Also Read These:The main impurity in iron ore during the extraction… The chemical weathering that is responsible for…From the following ores is iron extracted? I.…The following cadre of students are the main target…One of the main reasons for providing light for…