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When magma that solidifies in the vent of a volcano is exposed by erosion, the resulting cylindrical landform is called a volcanic neck. Such a feature stands above the surface. One
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A volcanic neck forms when magma solidifies in the vent of a volcano, after the solidification the volcano goes either dormant for an extended period of time or goes extinct. During
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When magma hardens in a volcano's pipe
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When the magma inside the volcano hardens and the outer layers of old lava and ash a eroded away leaving just the hardened magma as a neck on the Earths surface.
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