Ключевые слова: andesite, ash, basalt, caldera, conduit, crater, debris, eruption, explosion, fissure, flow, formation, fountain, geophysic, hazard, igneous, lava, magma, pillow, pyroclastic, rapidity, rhyolite, ridge, rock, rockfall, scoria, seismology, silica, slump, spheroid, stratigraphy, stratosphere, stratovolcano, surface, tephra, terrane, viscosity, volcanism, volcano, vulcanology,