Gneiss is a metamorphic rock formed from? By: Sunday|Published on: Jul 4|Categories: Agricultural Science WAEC| 0 comments A. sandstone B. slate C. shale D. clay E. granite Correct Answer: Option E – granite Users Also Read These:An example of a rock formed by wood subjected to…The rock type formed through the deposits…Which of the following is not a metamorphic rock?Which of the following rock types is formed through…Marble is a metamorphic rock formed from?SEE ALSO Routine operation in cattle farming include the following except?