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Unformatted text preview: o Some clastic types deposited by wind Metamorphic o Rocks under high temperatures and pressures in deep crust and upper mantle Two major rock textures o Crystalline o Clastic Fragmental Volcanoes o Shield (Hawaii) Low-sloping o Stratovolcano High sloping Mt. Fuji o Plug dome Mt. St. Helens o Cinder cone Lava o The viscosity of magma is related to its SiO2 content o The greater the SiO2 content, the greater the linkage to less explosive?...
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- Spring '08