
No translations for '大地の成り立ち' - No translations for '火山島の時代の岩石'
No translations for 'ジオサイト' / No translations for '隠岐の島町'
At Kishihama-tōge Pass, the path through which magma traveled was buried by pyroclastic rock, and inside it are volcanic glasses formed by the rapid cooling of magma: obsidian, perlite, and pitchstone.