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:Haematite is an ore of?The main function of the part labeled III is?The main aim of the formation of ECOMOG was to?The main features of the economy of the forest zone…The following cadre of students are the main target…