Which of the following is not a metamorphic rock? by Sunday | Jun 15 | Geography WAEC | 0 comments A. grit B. schist C. marble D. slate Correct Answer: Option A – grit Users Also Read These:Gneiss is a metamorphic rock formed from?All the following rocks are metamorphic except?Which if the following minerals is most likely to be…Marble is a metamorphic rock formed from?A metamorphic limestone is?