d6dc8cf8_KS3_Ex___Earth_Science_On_Site__uitable_questions_at_this_site
[Acceptable responses] Three: Opaque white (feldspar); Black flakes (mica) and glassy (quartz).
Study the polished section of the seat. How many different minerals can you see? Describe them.
MEL/KS3/Ex - Earth Science On-Site