Hekla: A Notorious VolcanoEruption history of Icelandic volcano, particularly eruptions in 1947 and 1970. |
Common terms and phrases
a-a lava andesite April ash fall ash was carried Askja Axlarbrekka Búrfell crater row craters were active cubic km dacite damage districts east erup eruption began eruption cloud eruption column eruption fissure eruption of Hekla eruption started explosion craters Eyjafjallajökull farmers farms fissure opened Fljótshlíd flow of lava fluorine content fluorine poisoning formed glowing Gudmundur Hekla area Hekla eruption Hekla lava Húnaflói Hvítá Iceland ISOPACH JÖKULL June land lava bombs Lava Crater lava flow lava fountain lava front lava stream livestock lumps magma main crater mainly metres per second million cubic metres moun mountain Mundafell Naefurholt night northeast northeastern Öldugígar pumice Rangárvellir reached a height Reykjavík rhyolitic Shoulder Crater SiO2 Skálholt Skarð Skjólkvíar Southern Craters southwestern sq km Summit Crater summit ridge tephra eruption tephra fall tephra layer tephra sector tephra was carried thickness Thjórsá Thjórsárdalur tion Tungnaá VATNAFJÖLL vicinity of Hekla volcano xenoliths