Basaltic lava flows that are charged with little steam and crystallize before reaching the surface are called ____ lava.
A)pahoehoe
B)maar
C)aa
D)lahar
E)pumice

Question

Quizplus · Accepted Answer

Aa lava is characterized by its rough, jagged surface, which is a result of the lava cooling and crystallizing before it reaches the surface, often with less fluidity and steam content compared to other types like pahoehoe.

Basaltic Lava Flows That Are Charged with Little Steam and Crystallize