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pahoehoe |
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pahoehoe: see lava lava (lä`və), molten rock that erupts on the earth's surface, either on land or under the ocean, by a volcano or through a fissure. ..... Click the link for more information. . pahoehoe [pə′hō·ē‚hō·ē] (geology) A type of lava flow whose surface is glassy, smooth, and undulating; the lava is basaltic, glassy, and porous. Also known as ropy lava. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| High temperature pahoehoe flows near vents have smooth "ropey" surfaces (Williams and McBirney, 1979, pp. From the chopper, Edmonds treks over the sugar-textured pahoehoe (pah-hoy-hoy) lava. Not all lava is the same: A pahoehoe (pa-hoy-hoy) lava flow travels quickly and often forms smooth, ropy patterns, while an aa (ah-ah) lava flow moves slowly and hardens to form sharp chunks. |
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