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Vulcanism Extrusive Igneous Rocks term index

Terms A aa aa lava amygdules B basalt block lava C columnar jointing conchoidally D dikes F flow banding G granite L lava lavas M magmas O obsidian P pahoehoe pahoehoe lava pillow lava pumice R rhyolite ropy/corded lava S scoria lava sills V vesicles vulcanism extrusive igneous rocks

Quiz Workbook Term index