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 following cadre of students are the main target…The main aim of the formation of ECOMOG was to?The presence of an impurity in substance will cause…The electrical properties of germanium can be…One of the main reasons for providing light for…