Volcanic structures is a collective term for the various geological elements that make up a volcano, referring to volcanic channels and the various deposits and structures in their vicinity.

Schematic Diagram of Volcanic Structures

1- Volcano Crater; 2- Volcanic Cone; 3-Volcanic Necks; 4- Subvolcanic Rock; 5-Magma Room

The products of volcanic activity include volcaniclastic materials, lava flows and gases.

Schematic Diagram of Spatial Distribution of Explosive Facies

Schematic Diagram of Volcanic Activity Products