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Which of the following is an example of extrusive rock that has cooled too quickly for grains to form
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Which of the following is an example of extrusive rock that has cooled too quickly for grains to form
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Nov 25, 2018
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which of the following is an example of extrusive rock that has cooled too quickly for grains to form
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Murad Tagirov
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The correct answer is
a. Volcanic glass
Volcanic glass is also known as Obsidian. It is formed when lava cools down too rapidly and crystals grow minimally, without grains.
George Alexandria
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Dec 2, 2018
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George Alexandria
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