Which of the following is not a metamorphic rock? by Sunday | Jun 13 | Geography WAEC | 0 comments A. slate B. marble C. loess D. gneiss Correct Answer: Option C – loess Users Also Read These:Gneiss is a metamorphic rock formed from?Marble is a metamorphic rock formed from?Which if the following minerals is most likely to be…Which of the following is not a metamorphic rock?Which of the following is not an example of…