The most common soil mineral found in all crystalline rocks and a main constituent of granite and sandstone is? by Sunday | Jul 6 | Agricultural Science WAEC | 0 comments A. biotite B. quartz C. mica D. granite E. basalt Correct Answer: Option B – quartz Users Also Read These:Granite rocks contain?What is the difference between crystalline and an…Which of the following peoples can be found in most…Rocks minerals are said to be crystalline when the…The formation of metamorphic rocks normally involves…