Evolution of pumice and pumice rafts after eruption. The team identified three phases of evolution of raft density, pumice size, roundness, and attached biological organisms.

Pumice stone is a lightweight, volcanic rock formed when lava cools quickly and traps gas bubbles, resulting in a porous ...

Researchers from Tokyo Metropolitan University have carried out an unprecedentedly detailed survey of pumice rafts in the aftermath of the 2021 Fukutoku-Oka-no-Ba volcanic eruption in Japan.