geog1011_m1_7_multi

Figure 1-7. Igneous rocks with phaneritic texture (left—granite), aphanitic texture (centre—basalt), and pyroclastic texture (right). The granite and basalt pebbles are about 5 cm across. The pyroclastic rock is about 10 cm across, and the dark green angular fragments are comprised of basalt. © Steven Earle. Used with permission.