Question

A metamorphic rock can be classified according to its _____.

Answer 1

A metamorphic rock can be classified according to its texture and composition.

Answer 2

Answer:

Texture and composition

Explanation:

• The rocks that are formed due to the changes in rocks that come about due to intense heat and pressure are referred to as metamorphic rocks.
• The metamorphic rocks can be classified based on their texture as well as the composition of the minerals that constitute it.
• The textures on the rocks can be either foliated or non-foliated and the composition can consist of whereas minerals such as sillimanite, kyanite, staurolite, andalusite, etc.
• The texture can further be used to divide the rocks into slaty, schistose, gneissose, granoblastic and hornfelsic.