Earth: An Introduction to Physical Geology (12th Edition)

Published by Pearson
ISBN 10: 0134074254
ISBN 13: 978-0-13407-425-2

Chapter 5 - Section 5.10 - Monitoring Volcanic Activity - Eye on Earth 5.2 - Page 174: 2

Answer

Based on the description of the Buddhist monastery Taung Kalat, the volcanic structure is more likely associated with a volcanic plug or neck rather than a composite volcano or cinder cone. Composite volcanoes, also known as stratovolcanoes, are characterized by alternating layers of lava flows and pyroclastic materials. They typically have a conical shape and are formed by repeated eruptions of viscous lava and explosive eruptions of ash, pumice, and other volcanic materials. The presence of alternating layers suggests a history of multiple eruptions over an extended period of time. On the other hand, cinder cones are relatively small, steep-sided volcanoes formed by the accumulation of pyroclastic materials, such as cinders and volcanic bombs, around a central vent. They are often associated with single, short-lived eruptions. In the case of Taung Kalat, the description mentions that the monastery sits high on a sheer-sided rock made mainly of magmas that solidified in the conduit of an ancient volcano. This indicates the presence of a central conduit or vent, with the surrounding rock eroded away, leaving behind a prominent columnar mass of solidified magma. This aligns more with the characteristics of a volcanic plug or neck, which is formed by the solidification of magma within the conduit of a volcano, rather than a composite volcano or cinder cone.

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