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 '西ノ島町'
This rock was formed by magmatic activity underground around 7 million years ago, right before volcanic activity began in the Dōzen Islands. Around it you can also see rocks that were scorched by the magma's heat.