Mokuyō Seamount
Mokuyo Seamount
Stratovolcano · Japan · 933m (submarine)
- Type
- Stratovolcano
- Country
- Japan
- Region
- Northwestern Pacific Volcanic Regions / Ogasawara Volcanic Arc
- Elevation
- 933m (submarine)
- Coordinates
- 28.327, 140.572
- Last eruption
- Unknown
- Tectonic setting
- Subduction zone / Crustal thickness unknown
- Landform
- Composite
- Major rock type
- Andesite / Basaltic Andesite
Geological summary
Mokuyo is one of the Shichiyo Seamounts, named for the seven days of the week. Mokuyo ("Thursday") is a basaltic andesite submarine volcano that rises 1,780 m from the sea floor to within less than 1,000 m of the surface. The summit crater is 3 x 2.3 km and about 450 m deep with a 180-m-high lava dome in its center. Major hydrothermal activity was observed in July 1990, and the volcano was reclassified as active by the Japan Meteorological Agency.
Eruption history
Detailed timeline
No eruption records available.
External links
- Not yet on Wikipedia (English). You can contribute on Wikidata.
- 🔗 Smithsonian GVP source page
⚠ For reference only. Not for emergency response.