The most common volcanic rock is
A) pumice.
B) obsidian.
C) andesite.
D) basalt.

Name: The most common volcanic rock is A) pumice. B) obsidian. C) andesite. D) basalt.
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Quizplus · Accepted Answer

Basalt is the most common volcanic rock on Earth. It makes up the oceanic crust and is also present in many volcanic areas on land. Pumice and obsidian are less common and are formed under specific conditions. Andesite is also a common volcanic rock, but not as prevalent as basalt.

The Most Common Volcanic Rock Is