OKI ISLANDS UNESCO
GLOBAL GEOPARK
Geohistory - Rocks from Volcanic Islands Period
Geosites / Okinoshima Town
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.
Scoria
Scoria is a porous rock formed when…
Ichnofossils, Tsuma
Along the road that runs through th…
Dōzen Caldera Seen From Kirogasaki Lighthouse
Located on the southernmost point o…
Sekiheki (Red Cliff) Pyroclastic Cone Seen From the Lookout
Sekiheki (Red Cliff) is the cross-s…
