Parts of Volcanoes

• Summit

  highest point or the apex of the volcano
• Slopes


  the sides or flanks of a volcano that radiate from the main or central vent.
• Base

  lower outer part of the volcano.
• Magma Chamber

  region beneath the vent of a volcano where molten rock or magma is deposited or stored before eruption
• Main Vent


  main opening or outlet on the surface of a volcano that emits lava, gases, ash or other volcanic materials
• Conduit


  underground central tube-like or pipe-like structure of a volcano that connects the magma chamber to the crater through which the magma travels.
• Side Vent


  smaller outlet through which magma escapes.
• Crater

  mouth of the volcano which is a funnel-shaped or bowlshaped hollow at the top of the vent from where magma, ash and gas comes out
• Lava

  molten rock which is given off onto the surface of the Earth when a volcano erupts.
• Ash and Gas Cloud


  mixtures of rock, minerals, glass particles and gases expelled or pushed out of the volcano during volcanic eruption