Q. Which of the following is / are foliated rocks?

1. Quartzite
2. Marble
3. Mica

Select the correct option from the codes given below:
Answer: Only 3
Notes: The metamorphic rocks may be classified into two Categories viz. foliated and non-foliated. The foliated rock is characterized by parallel arrangement of minerals such as mica. In the non-foliated metamorphic rocks, the minerals grains are equidimensional such as Quartzite.