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PHOTO INDEX OF PRIMARY TARGETS ASTEROIDS COMETS EARTH JUPITER KUIPER BELT MARS MERCURY METEORITES NEPTUNE OORT CLOUD PLUTO SATURN SOLAR SYSTEM SPACE SUN URANUS VENUS ORDER PRINTS OTHER PHOTO INDEXES ALL TARGETS PHOTO CATEGORIES SCIENCEVIEWS AMPHIBIANS BIRDS BUGS FINE ART FOSSILS INDIAN ISLANDS MAMMALS OTHER PARKS PLANTS RELIGIOUS REPTILES ROCKS & MINERALS SCIENCEVIEWS PRINTS

A'a Lava Flow, Hawaii Target Name:   Earth's Volcanos Produced by:   USGS Copyright:  Copyright Free Date Taken:   29 January 2008 Related Documents Hawaiian Volcanoes Hawaii Volcanoes National Park Download Options Name Type Width x Height Size VSS00104.jpg JPEG 640 x 428 105K VSS00104.jpg JPEG 1200 x 803 349K A'a lava flows are typically blocky, usually approximately 3-20 meters (10 to 66 feet) thick, and rolls over itself across the ground like a tank track. The jagged flow front normally creeps forward and steepens until a section becomes unstable and breaks off, revealing the incandescent central core. This picture was taken on January 29, 2008 in the Royal Gardens subdivision.

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