Moreover, some floating stones, observed experimentally in 2021 by local researchers, lack pumice’s white hue or extreme porosity.

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.

Ukraine and the U.S. have reached an agreement on a framework for a broad economic deal that would include access to Ukraine's rare earth minerals, three senior Ukrainian officials said Tuesday.

Huge rafts of pumice spewed by an undersea volcano have traveled some 1,400 kilometers and started lapping against the shores in southwestern islands of Okinawa and Amami, causing serious effects ...

From A to H, light-gray pumice, black pumice, brown pumice, gray-banded pumice, black-and-white-banded pumice, white pumice, pink pumice, and obsidian-bearing pumice. I, J, and K show goose ...