What Is The Neck Of A Volcano Called *?

igneous intrusion A volcanic neckvolcanic neckA volcanic plug, also called a volcanic neck or lava neck, is a volcanic object created when magma hardens within a vent on an active volcano. When present, a plug can cause an extreme build-up of pressure if rising volatile-charged magma is trapped beneath it, and this can sometimes lead to an explosive eruption. › wiki › Volcanic_plugVolcanic plug – Wikipedia is the “throat” of a volcano and consists of a pipelike conduit filled with hypabyssal rocks

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