Volcanoes in Action

Duration: 11

Year Published: 1935

Creator: erpi

Format: 16mm

Color: B&W

Description: Shows evidences of past volcanic action. Explains dikes, sills, laccoliths, and metamorphism; and shows products of volcanism including lava, cinders, and ashes. Discusses the causes and distribution of active volcanoes throughout the world.

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Indiana University Library Moving Image Archive

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