Which one of the following rocks is not a metamorphic rock?
- AQuartzite
- BGneiss
- CDolomite
- DNone of the above
Show answer and explanation
Correct answer: (c) Dolomite
Explanation
Among the given options, dolomite is a sedimentary rock. Gneiss is formed by metamorphism of granite, and quartzite is formed by metamorphism of quartz-rich sandstone.