曹そう灰かい硼ほう石せき

noun

ulexite

A mineral composed of hydrous sodium calcium borate; also known as TV rock or television stone due to its fiber-optic light-transmitting property.

See also: ウレキサイト

• 曹そう灰かい硼ほう石せきは光ひかりファイバーのように光ひかりを伝つたえる鉱こう物ぶつです。

  Ulexite is a mineral that transmits light like optical fiber.