Which of the following igneous rocks does not consist of volcanic glass?
A)ash
B)gabbro
C)obsidian
D)pumice

Question

Quizplus · Accepted Answer

Gabbro is an intrusive igneous rock, meaning it forms from magma that cools slowly beneath the Earth's surface, allowing large crystals to form. It does not consist of volcanic glass, unlike obsidian and pumice, which are extrusive igneous rocks formed from rapid cooling of lava, and ash, which is a product of volcanic eruptions.

Which of the Following Igneous Rocks Does Not Consist of Volcanic