I don't know about viscous, but a lava dome is a steep-sided dome of thick lava extruding from a volcanic vent. a viscous lava dome is when the lava from the volcano contains alot of silica. Viscous=sticky. So the lava cools quickly of the sides of the volcano. And often a viscous lava dome volcano is explosive.
A lava dome volcano is also referred to as dome volcano. It forms when lava blocks the vent. The lava cools, then breaks apart, new lava covers the cooled lava (molten rock) which makes a dome shape. The lava involved in these domes is extremely viscous, and so does not readily flow away from the source.
lava dome has a more vicious lava than of a shield volcano.lava dome is formed by relatively, small bulbous gases,however for the shield volcano it is made up of BASIC lava.the basic lava spreads over a wide area before it solidifies for lava dome it is too vicious to flow any great distance. shield volcano produces a gently sloping cone.an example of a shield volcano is the mauna loa in Hawaii where as an example…
a dome volcano is not the same as a cone volcano. a dome volcano is a type of volcano, is a roughly circular mound-shaped protrusion resulting from the slow extrusion of viscous lava from a volcano. Usually it extrudes very slowly, but constantly. A cone volcano has an appearance of an upside-down funnel with a hole in the top which the lava shoots out of.
The verb for lava coming out of a volcano is 'erupt. Lava erupts from volcano then flows down the flanks. For very viscous lavas, the lava forms a dome in the mouth of the volcano (which, when it gets too big collapses to form pyroclastic flows), in this instance the eruption is a growth, dome growth!
its a volcanoe with a dome shape top it has bad eruptions. Dome volcanos are compsite volcanos which have a lava dome in them. The lava dome is created when moulten lava is pushed up from below at slow rates and when it hits the air it cools making a crust. These domes can continue to grow and become quite large.
No. A shield volcano is a large, broad sloping volcano that forms over a long period of time as successive low-viscosity basaltic lava flows build on top of one another. A lava dome is a smaller, steep-sloped structure that forms fairly quickly as very viscous lava (usually rhyolite or dacite) builds up, but is too viscous to flow away.
Lassen Peak is a lava dome volcano. In fact, it is the world's biggest lava dome. However, Lassen Peak is not exactly your typical dome. Most lava domes don't have craters and don't erupt again after formation. However, Lassen Peak both has summit craters and erupted in the early 20th century LONG after its formation. In fact, the eruptions of the early 20th century were more typical of a stratovolcano than a dome.
yes tomor Ash The remains of something that was burnt. Caldera A hole in the ground when the volcano blows all of the magma out. Carbon Dioxide It is a gas at a tempter and pressure and exists in Earth's atmosphere. Eruptions when a volcano will blow Lava Dome Lava is pushed up and gets cold and builds a lava Dome I had it its Saturday THAT WAS MY GLOSSARY
In most cases a lava dome is not a kind of volcano, but a structure that forms on a volcano. A key factor in how lava domes form depends on viscosity, which is how much a liquid resists flowing. For example, maple syrup is more viscous than water. Lava varies in viscosity as well depending on its composition. Lava domes are formed from extremely viscous lava. This lava is so viscous that instead of flowing…