Photoglossary

Volcanological terms in alphabetical order

A: aa lava; andesite; ash
B: basalt; block; bomb; bomb collection
C: caldera; cinder cone; columnar basalt
D: dacite; dike; dome
E: effusive eruption; eruption cloud
F: fault; fissure eruption; fumarole
G: gas; geyser
H: hornito
I: ignimbrite
L: lahar; lapilli; landslide; lava; lava dome => dome; lava flow; lava fountain; lava lake; lava tube
M: maar; magma; mud volcano
O: obsidian
P: pahoehoe lava; pahoehoe lava gallery; Pele's hair; Pele's tears; phreatic eruption; pillow lava; Plinian eruption; plume => eruption cloud; pit crater; pumice; pyroclastic flow
R: rhyolite; rift zone
S: scoria; skylight; shield volcano; shield volcano gallery; spatter; stratovolcano; Strombolian eruption
T: tephra; tree mold; tsunami; tumulus
V: vent; volcanic gas => gas; volcanic landslide => landslide; Vulcanian eruption