The vast majority of lava out there falls into one of three types: mafic, intermediate, and felsic. They're also called basaltic, andesitic, and rhyolitic lavas, respectively. (There are other types, ...

Halema‘uma‘u has been progressively filled by six eruptions at the summit of Kilauea since 2020, and it continues to accumulate new lava with each successive fountaining episode of the ongoing ...