PRESENTS EVIDENCE OF PAST VOLCANIC ACTION. ANIMATION W/PHOTGRAPHY EXPLAINS SUCH TERMS AS DIKES, BATHOLITHS, METAMORPHISM, LAVA, CINDER & ASH. TYPES OF VOLCANIC CONES & LOCATION OF VOLCANOES THROUGHOUT WORLD ARE SHOWN.

We digitized and uploaded this film from the Prelinger Archive. Email us at footage@avgeeks.com if you have questions about the footage and are interested in using it in your project. Buy this film on DVD.

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