Question

Gneiss are formed due to metamorphism of
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Answer 1

Answer:

When granite is subjected to intense heat and pressure, it changes into a metamorphic rock called gneiss. Slate is another common metamorphic rock that forms from shale

Answer 2

Answer:

Here's Your Answer

Explanation:

Granite.

>Gneiss is a high grade metamorphic rock, meaning that it has been subjected to higher temperatures and pressures than schist.

>It is formed by the metamorphosis of granite, or sedimentary rock.

>Gneiss displays distinct foliation, representing alternating layers composed of different minerals.