Sentences with phrase «molten rock glowing»
During hasty 5 - minute helicopter landings inside the crater to collect freshly crystallized rock, Pallister has noted molten rock glowing at temperatures as high as 775 °C just 10 meters beneath the dome's jagged skin.
http://www.sciencemag.org/ Not exact matches
Since 1968, Arenal Volcano National Park produces massive explosions, ash columns and streamers of glowing molten rock almost daily.