What is the source of the basaltic lavas of the midoceanic ridges?
Answer to relevant QuestionsBasaltic volcanism does not tend to be highly explosive because of the low viscosity of the magma. Yet, the basaltic volcano Surtsey which formed off of Iceland on the Mid-Atlantic Ridge in 1963 was extremely explosive in ...See the microscopic view of igneous rocks in Fig. 3.6. Which rock cooled the slowest and which cooled the fastest?What is the most obvious evidence that lava extruded under water?What is the volcanic rock which has the same composition as a granite?How do geologists determine whether hot ash flows (glowing avalanches) were minor or major events?
Post your question