Keywords: usgs science volcano volcanoes hawaii hawaii volcanoes national park hawaiivolcanoesnationalpark hawaiianvolcanoobservatory lava magma national park nationalpark outdoor At the Hawaiian Volcano Observatory, we've got one job that really packs in the heat! Here, an HVO geologist shields his face from intense heat as he dips a rock hammer into an active pāhoehoe toe. After scooping out the lava it is placed in the water to quench it. HVO routinely collects lava samples for chemical analysis, which can give insight into changes in the magmatic system. At the Hawaiian Volcano Observatory, we've got one job that really packs in the heat! Here, an HVO geologist shields his face from intense heat as he dips a rock hammer into an active pāhoehoe toe. After scooping out the lava it is placed in the water to quench it. HVO routinely collects lava samples for chemical analysis, which can give insight into changes in the magmatic system. |