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How can you tell if a igneous rock is igneous?

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Answer:

Igneous rocks often contain grains that can be seen with the unaided eye.

Some igneous rocks have no visible grain and appear glassy

they show colored rains that are not in bands

First answer by Cklovesme. Last edit by Cklovesme. Contributor trust: 0 [recommend contributor ]. Question popularity: 2 [recommend question].

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Relevant answers:

How can you tell that a rock is a igneous rock?
Well The Igneous Rock: When it Forms Underground the Pressure combines with Large crystals :)
How can you tell if a rock is a igneous rock?
The rock crystallizes and how it cooled from what is made of
How can you tell igneous rocks apart?
Igneous rocks are made by melted rock materials that cool and harden.Which the answer would be there formed that way and no other rock is formed that way.
How can you tell an igneous rock from a sedimentary rock?
igneous rocks usually contain grains of crystals, like granite.sedimentary rocks sometimes have stratification or fossil remains, for example, limestone.
How can you tell if rock is sedimentary rock or igneous?
You can tell from the texture and composition