An example of argillaceous rocks is? by Sunday | Dec 27 | Geography JAMB | 0 comments A. chalk B. coal C. graphite D. shale Correct Answer: Option A – chalk Users Also Read These:The formation of metamorphic rocks normally involves…The process by which rocks are broken down and not…Which of the following rocks is sedimentary?Which of the following groups of rocks is formed as…Which of the following rocks is not formed from…