noun
Pele's hair
Geological term for fine threads of volcanic glass formed when lava is ejected and stretched by the wind. Also called ペレーの毛.
See also: ペレーの毛
火山毛は、噴火の際に溶岩が風で引き伸ばされてできるガラス質の繊維だ。
Pele's hair is a glassy fiber formed when lava is stretched by the wind during an eruption.