Question

I am shiny and dark grey in colour.I am formed by metamorphic of shale.​

Answer 1

Answer:

granite

Explanation:

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Answer 2

Explanation:

Some types of metamorphic rocks, such as quartzite and marble, which also form in ... has developed because the rock was being squeezed during metamorphism . ... In gneiss, the minerals may have separated into bands of different colours.