In which of the following rock types is petroleum mainly found? by Sunday | Dec 22 | Geography JAMB | 0 comments A. Metamorphic B. Plutonic C. Igneous D. Volcanic E. Sedimentary Correct Answer: Option E – Sedimentary Users Also Read These:Which of the following types of rock is a source of energy?Which of the following rock types is formed through…The first petroleum exploring company to discover…Exfoliation and rock disintegration are weathering…Petroleum is usually found in?