When a metamorphic rock exhibits a layered or banded appearance, it is said to exhibit a(n) texture.

Explanation:

When a metamorphic rock exhibits a layered or banded appearance, it is said to exhibit a foliated texture.

In geology, foliation texture is a texture that has layerings in a repititive manner, usually in metamorphic rocks. Each layer vary in thickness. It can be as thin as 0.05cm or more than a meter in thickness.

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