Lunar Rocks Lunar Interior Lunar Structure Lunar Formation Lunar Chronology Lunar Geology Lunar Exploration.
Igneous Rocks
16 Volcanoes
VOLCANOES By Caleb Pothier and Bonita Sanford. ~An opening in the earth's crust through which molten lava, ash, and gases are ejected. ~A similar opening.
Igneous Rocks Dr. R. B. Schultz. Igneous Rocks Igneous rocks form from molten rock (magma) crystallizing below earth's surface or from volcanic activity.
