Usually rhyolite or dacite.
Lava Dome Volcano
It is called Lava
Yes
A volcano shaped like a dome.
When magma slowly rises up the inside the crater of a larger volcano, it forms a Lava Dome.
A lava domes is a structure that forms when a volcano extrudes very viscous lava that builds into a dome-shaped pile rather than flow downhill.
its the size my helens lava dome
Mt. Lassen is a lava dome type of volcano. The domes of lava dome volcanoes grows from within, and commonly occur within the craters or on the flanks of large composite volcanoes.
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.
Not exactly. Some volcanoes do consist of simply a lava dome, but most lava domes are found in or on stratovolcanoes.
When magma slowly rises up the inside the crater of a larger volcano, it forms a Lava Dome.
lava dome