Question #3

Mount St. Helens has layers of this type of rock as well as andesite through which several domes of dacite lava have erupted.

What is the name of this rock?
Click on rock to find the answer.

A. Granite B. Limestone C. Quartz D. Basalt


Question #1
Question #2
Question #3
Question #4
Question #5
Question #6
Question #7
Question #8
Question #9
Question #10


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