Devils Tower is primarily made of a greenish rock called phonolite. The Giant's Causeway is made of a black rock called basalt. green rock with flecks of white and red and fine-grained black rock Compare

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TrentP asked Dec 26, 2023

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Devils Tower is primarily made of a greenish rock called phonolite. The Giant's Causeway is made of a black rock called basalt.

green rock with flecks of white and red and fine-grained black rock

Compare the appearance of the two rocks. What do their appearances suggest about the composition of each rock?

Chemistry
middle-school

TrentP asked Dec 26, 2023

by TrentP

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Answer:

One of the rocks seems to be made of more than one mineral. This could suggest that it is a METAMORPHIC rock. Basalt would be an IGNEUS rock! Hope this helped!

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Keenya answered Jan 1

by Keenya

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