6 intrusive vulcanic features

6 INTRUSIVE VULCANIC FEATURES

Vulcanism refers to movement of molten magma toward or onto the earth’s surface. Igneous intrusive features are features formed when magma cool and solidify within the earth’s crust. The following are feature resulting from intrusive igneous activities : Dyke this is a sheet of rock that is formed in the fracture of the pre-existing rock. …

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