![]() Photo by Sally King Stop 9: Look at these large blocks of basalt. The rock is dark and fine-grained with occasional larger lighter crystals. Basalt is the most common rock on the Earth’s surface.
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Last updated: January 16, 2022
![]() Photo by Sally King Stop 9: Look at these large blocks of basalt. The rock is dark and fine-grained with occasional larger lighter crystals. Basalt is the most common rock on the Earth’s surface.
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Last updated: January 16, 2022