Is all volcanic material the same?



  1. 0 Votes

    Volcanoes contain varying compositions that gives them their different shapes and sizes. The website posted below reveals the composition of the three main types of volcanoes. For example, shield volcanoes are shaped the way they are due to the low viscosity basalt lava they erupt while scoria-cone vents are given their shape due to the vertical accumulation of tephra.

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