Phyllite is an example of a __________ rock.

Which of the following is NOT a result of the weathering of rocks?

Is this igneous rock sample intrusive or extrusive? What evidence tells you this?

Check out this volcano: Mark the two answers below that together (A) identify the kind of volcano pictured, and (B) how you can tell.

If metamorphosed under increased confining pressure or heat, a quartz sandstone would become which metamorphic rock?

Hotter, younger, oceanic magma rises at _________, and is most closely associated with the force known as _________.

What does crystal size tell a geologist about the history of an igneous rock (1 pt), and how does this textural trait relate to the particular location in which it formed (2 pts)?

When corals precipitate their skeletons in warm, shallow, tropical waters, this typically results in the formation of __________.

__________ is a mineral that in various forms is abundant in aphanitic igneous rocks such as rhyolite, andesite, and basalt.

For the sample of rock shown below, choose the set of arrows which best shows the direction of differential stress which caused the foliation to develop. Mark your answer with the letter of the correct arrow pair.