Mount Mihara
| Mount Mihara | |
|---|---|
| 三原山 | |
Volcanic peak of Mount Mihara | |
| Highest point | |
| Elevation | 764 m (2,507 ft) |
| Coordinates | 34°43′28″N 139°23′41″E / 34.72444°N 139.39472°E |
| Geography | |
| Geology | |
| Mountain type | Stratovolcano with summit caldera |
| Last eruption | October 1990 |
Mount Mihara (三原山, Mihara-yama) is an active volcano on the Japanese isle of Izu Ōshima. Although the volcano is predominantly basaltic, major eruptions have occurred at intervals of 100–150 years.