Why is dacite considered a fine-grained rock felsic rock?
A) It contains very little silica.
B) It contains a lot of silica and feldspar.
C) It contains a lot of iron and magnesium.
D) It contains an intermediate amount of silica.

Question

Quizplus · Accepted Answer

Dacite is considered a felsic rock because it contains a high amount of silica and feldspar, which are characteristic of felsic rocks.

Why Is Dacite Considered a Fine-Grained Rock Felsic Rock