Question

2. If you are given a piece of any rock. How can you guess the piece of rock given to you is igneous
or metamorphous rock?

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Answer 1

Answer:

To identify whether a rock is igneous follow these two steps:-

(1)texture (the size of the mineral grains in the rock; and 2) composition (often determined by what the actual minerals are).

To identify whether a rock is metamorphous follow these steps:-

use an index mineral that is of the same mineral and is formed at the same temperature

Answer 2

Answer:

Igneous rocks are made of lava and are generally reddish brown in colour . Metamorphic rocks are rocks which are changed from igneous and sedimentary rocks under immense heat and pressure.

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