The photograph below shows an igneous rock with mineral crystals ranging in size from 2 to 6 millimeters. The rock is composed of 58% plagioclase feldspar, 26% amphibole, and 16% biotite.
What is the name of this rock?
(1) diorite
(2) gabbro
(3) andesite
(4) pumice
What is the name of this rock?
(1) diorite
(2) gabbro
(3) andesite
(4) pumice