noun
rare stone; unusual stone; curious stone
Refers to a stone valued for its unusual shape, color, or pattern, often in the context of suiseki (水石) appreciation. Not a common everyday word.
See also: 水石
彼は珍しい奇石を収集している。
He collects rare and unusual stones.
その奇石は自然が作り出した芸術品のようだ。
That curious stone looks like a work of art created by nature.